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American Built Arms Company Pro 5.56mm Bolt Assembly Silver/Black Small ABA5.56B

American Built Arms Company Pro 5.56mm Bolt Assembly Silver/Black Small ABA5.56B

American Built Arms Company Pro 5.56mm Bolt Assembly Silver/Black Small ABA5.56B. For superior reliability these Bolt Carrier Groups feature a nickel boron coated bolt and extractor each crafted from heat-treated steel. A nickel boron coated bolt... ... more

American Built Arms Company Pro 5.56mm Bolt Assembly Silver/Black Small ABA5.56B

American Built Arms Company Pro 5.56mm Bolt Assembly Silver/Black Small ABA5.56B. For superior reliability these Bolt Carrier Groups feature a nickel boron coated bolt and extractor each crafted from heat-treated steel. A nickel boron coated bolt...

Optics Planet

$99.99

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Faxon Firearms AR Bolt Complete 5.57 Black FF556BCNITRIDE

Faxon Firearms AR Bolt Complete 5.57 Black FF556BCNITRIDE

Faxon Firearms AR Bolt Complete 5.57 Black FF556BCNITRIDE. 56/300 Bolt. Faxon Firearms machined these Bolt Carrier Groups from 9310 tool steel with an S7 tool steel extractor for maximum durability. The Faxon Firearms AR-15 5.56/300 Nitrided Bolt is... ... more

Faxon Firearms AR Bolt Complete 5.57 Black FF556BCNITRIDE

Faxon Firearms AR Bolt Complete 5.57 Black FF556BCNITRIDE. 56/300 Bolt. Faxon Firearms machined these Bolt Carrier Groups from 9310 tool steel with an S7 tool steel extractor for maximum durability. The Faxon Firearms AR-15 5.56/300 Nitrided Bolt is...

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$54.99

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Best Seller
Battle Arms Development M16 Bolt Carrier Group

Battle Arms Development M16 Bolt Carrier Group

Bolt Carrier Group M16 Bolt Carrier 9310 Bolt Shot Peened HPT & MPI Black Nitride Finish Complete Bolt Carrier Group Made in the USA Mfg: Battle Arms Development Inc. ... more

Battle Arms Development M16 Bolt Carrier Group

Bolt Carrier Group M16 Bolt Carrier 9310 Bolt Shot Peened HPT & MPI Black Nitride Finish Complete Bolt Carrier Group Made in the USA Mfg: Battle Arms Development Inc.

$135.99

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Faxon Firearms Ar-15 9mm Bolt Carrier Group For Glock And Colt - Ar-15 9mm Complete Bolt Black

Faxon Firearms Ar-15 9mm Bolt Carrier Group For Glock And Colt - Ar-15 9mm Complete Bolt Black

The entire Faxon Firearms 9mm AR-15 Full-Mass Bolt / Carrier Group is machined from a single billet of mil-spec 8620 carbon steel. Even the integral gas "key" is machined as part of the carrier - no fasteners to worry about working loose. Faxon also... ... more

Faxon Firearms Ar-15 9mm Bolt Carrier Group For Glock And Colt - Ar-15 9mm Complete Bolt Black

The entire Faxon Firearms 9mm AR-15 Full-Mass Bolt / Carrier Group is machined from a single billet of mil-spec 8620 carbon steel. Even the integral gas "key" is machined as part of the carrier - no fasteners to worry about working loose. Faxon also...

$151.80

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Brownells Ar-15 Brownells 9mm Bolt Carrier Group - M16/Ar-15 Brownells 9mm Bolt Carrier Black Nitrid

Brownells Ar-15 Brownells 9mm Bolt Carrier Group - M16/Ar-15 Brownells 9mm Bolt Carrier Black Nitrid

The Brownells 9mm AR-15 Bolt Carrier Group is specifically designed for use in pistol-caliber carbines, which are a growing trend in the AR-15 world. This bolt-carrier group allows AR builders to custom-make their own 9mm AR. The Brownells 9mm AR-15... ... more

Brownells Ar-15 Brownells 9mm Bolt Carrier Group - M16/Ar-15 Brownells 9mm Bolt Carrier Black Nitrid

The Brownells 9mm AR-15 Bolt Carrier Group is specifically designed for use in pistol-caliber carbines, which are a growing trend in the AR-15 world. This bolt-carrier group allows AR builders to custom-make their own 9mm AR. The Brownells 9mm AR-15...

$159.99

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Daniel Defense Bolt Carrier Group BCG Complete 5.56mm NATO 04-013-19032

Daniel Defense Bolt Carrier Group BCG Complete 5.56mm NATO 04-013-19032

Daniel Defense Bolt Carrier Group BCG Complete 5.56mm NATO 04-013-19032. 56 NATO (5.56x45mm & .223 Remington) / 300 Blackout (7.6x35mm) full-auto compatible M16 Profile complete Bolt Carrier Group BCG assembly. CARRIER Machined from 8620 steel Heavy... ... more

Daniel Defense Bolt Carrier Group BCG Complete 5.56mm NATO 04-013-19032

Daniel Defense Bolt Carrier Group BCG Complete 5.56mm NATO 04-013-19032. 56 NATO (5.56x45mm & .223 Remington) / 300 Blackout (7.6x35mm) full-auto compatible M16 Profile complete Bolt Carrier Group BCG assembly. CARRIER Machined from 8620 steel Heavy...

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$228.00

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Battle Arms Development M4/M16 Enhanced Bolt Carrier Group BCG Black BAD-EBCG-M16

Battle Arms Development M4/M16 Enhanced Bolt Carrier Group BCG Black BAD-EBCG-M16

Battle Arms Development M4/M16 Enhanced Bolt Carrier Group BCG Black BAD-EBCG-M16. Built of shot peened 9310 steel these Bolt Carrier Groups by Battle Arms Development also have a staked gas key with grade 8 fasteners. The BAD Enhanced Bolt Carrier... ... more

Battle Arms Development M4/M16 Enhanced Bolt Carrier Group BCG Black BAD-EBCG-M16

Battle Arms Development M4/M16 Enhanced Bolt Carrier Group BCG Black BAD-EBCG-M16. Built of shot peened 9310 steel these Bolt Carrier Groups by Battle Arms Development also have a staked gas key with grade 8 fasteners. The BAD Enhanced Bolt Carrier...

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$199.95

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Radian Weapons Enhanced Black Nitride Bolt Carrier Group BCG AR15/M16 Nitride R0081

Radian Weapons Enhanced Black Nitride Bolt Carrier Group BCG AR15/M16 Nitride R0081

Radian Weapons Enhanced Black Nitride Bolt Carrier Group BCG AR15/M16 Nitride R0081. These Radian Weapons Bolt Carrier Groups feature a shot peened bolt that meets and exceeds Mil-Spec standards. In addition the Radian Weapons Black Nitride Bolt... ... more

Radian Weapons Enhanced Black Nitride Bolt Carrier Group BCG AR15/M16 Nitride R0081

Radian Weapons Enhanced Black Nitride Bolt Carrier Group BCG AR15/M16 Nitride R0081. These Radian Weapons Bolt Carrier Groups feature a shot peened bolt that meets and exceeds Mil-Spec standards. In addition the Radian Weapons Black Nitride Bolt...

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$209.95

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Fostech AR-15 Complete Bolt Carrier Group BCG Black Nitride Coating FT-BCG

Fostech AR-15 Complete Bolt Carrier Group BCG Black Nitride Coating FT-BCG

Fostech AR-15 Complete Bolt Carrier Group BCG Black Nitride Coating FT-BCG. This is a standard full-auto M16 cut Nickel Boron Bolt Carrier Group BCG. It is designed to function with the Echo AR-II and the Echo Sport. Specifications for Fostech AR-15... ... more

Fostech AR-15 Complete Bolt Carrier Group BCG Black Nitride Coating FT-BCG

Fostech AR-15 Complete Bolt Carrier Group BCG Black Nitride Coating FT-BCG. This is a standard full-auto M16 cut Nickel Boron Bolt Carrier Group BCG. It is designed to function with the Echo AR-II and the Echo Sport. Specifications for Fostech AR-15...

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$159.99

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Spikes Tactical Upper 300BLK 10in Billet w/9in SAR3 Rail STU3010-S9S

Spikes Tactical Upper 300BLK 10in Billet w/9in SAR3 Rail STU3010-S9S

Spikes Tactical Upper 300BLK 10in Billet w/9in SAR3 Rail STU3010-S9S. Superformance puts an M16 compatible bolt carrier group into this ready-to-build package that comes with a cold hammer forged 10in cold hammer forge barrel a free floating hand... ... more

Spikes Tactical Upper 300BLK 10in Billet w/9in SAR3 Rail STU3010-S9S

Spikes Tactical Upper 300BLK 10in Billet w/9in SAR3 Rail STU3010-S9S. Superformance puts an M16 compatible bolt carrier group into this ready-to-build package that comes with a cold hammer forged 10in cold hammer forge barrel a free floating hand...

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$1,203.00

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Spikes Tactical Upper 300BLK 10in Billet w/12in BAR2 Rail STU3010-R2S

Spikes Tactical Upper 300BLK 10in Billet w/12in BAR2 Rail STU3010-R2S

Spikes Tactical Upper 300BLK 10in Billet w/12in BAR2 Rail STU3010-R2S. Superformance puts an M16 compatible bolt carrier group into this ready-to-build package that comes with a cold hammer forged 10in cold hammer forge barrel a free floating hand... ... more

Spikes Tactical Upper 300BLK 10in Billet w/12in BAR2 Rail STU3010-R2S

Spikes Tactical Upper 300BLK 10in Billet w/12in BAR2 Rail STU3010-R2S. Superformance puts an M16 compatible bolt carrier group into this ready-to-build package that comes with a cold hammer forged 10in cold hammer forge barrel a free floating hand...

Optics Planet

$1,115.00

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Spikes Tactical Upper 300BLK 10in Billet w/12in SAR3 Rail STU3010-S2S

Spikes Tactical Upper 300BLK 10in Billet w/12in SAR3 Rail STU3010-S2S

Spikes Tactical Upper 300BLK 10in Billet w/12in SAR3 Rail STU3010-S2S. Superformance puts an M16 compatible bolt carrier group into this ready-to-build package that comes with a cold hammer forged 10in cold hammer forge barrel a free floating hand... ... more

Spikes Tactical Upper 300BLK 10in Billet w/12in SAR3 Rail STU3010-S2S

Spikes Tactical Upper 300BLK 10in Billet w/12in SAR3 Rail STU3010-S2S. Superformance puts an M16 compatible bolt carrier group into this ready-to-build package that comes with a cold hammer forged 10in cold hammer forge barrel a free floating hand...

Optics Planet

$1,223.00

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FailZero M16/M4 Bolt Carrier Group BCG No Hammer Black FZ-M164-01-NH-BLACK

FailZero M16/M4 Bolt Carrier Group BCG No Hammer Black FZ-M164-01-NH-BLACK

FailZero M16/M4 Bolt Carrier Group BCG No Hammer Black FZ-M164-01-NH-BLACK. These Bolt Carrier Groups made by FailZero come fully-assembled for easy drop-in installation on most Mil-Spec upper receivers. All essential components of the FailZero... ... more

FailZero M16/M4 Bolt Carrier Group BCG No Hammer Black FZ-M164-01-NH-BLACK

FailZero M16/M4 Bolt Carrier Group BCG No Hammer Black FZ-M164-01-NH-BLACK. These Bolt Carrier Groups made by FailZero come fully-assembled for easy drop-in installation on most Mil-Spec upper receivers. All essential components of the FailZero...

Optics Planet

$179.00

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Dead Foot Arms Modified Cycle System .223/.223 Wylde/5.56/.300 BLK DLC Bolt Carrier Group BCG Left Side Folding Stock Adapter Black Anodized 78712

Dead Foot Arms Modified Cycle System .223/.223 Wylde/5.56/.300 BLK DLC Bolt Carrier Group BCG Left Side Folding Stock Adapter Black Anodized 78712

Dead Foot Arms Modified Cycle System .223/.223 Wylde/5.56/.300 BLK DLC Bolt Carrier Group BCG Left Side Folding Stock Adapter Black Anodized 78712. 56x45mm NATO .223 Wylde .300 AAC Blackout .223 Remington Fabric/Material: Steel Additional Features:... ... more

Dead Foot Arms Modified Cycle System .223/.223 Wylde/5.56/.300 BLK DLC Bolt Carrier Group BCG Left Side Folding Stock Adapter Black Anodized 78712

Dead Foot Arms Modified Cycle System .223/.223 Wylde/5.56/.300 BLK DLC Bolt Carrier Group BCG Left Side Folding Stock Adapter Black Anodized 78712. 56x45mm NATO .223 Wylde .300 AAC Blackout .223 Remington Fabric/Material: Steel Additional Features:...

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$490.00

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Dead Foot Arms Modified Cycle System .223/.223 Wylde/5.56/.300 BLK DLC Bolt Carrier Group BCG Right Side Folding Stock Adapter Black Anodized 78710

Dead Foot Arms Modified Cycle System .223/.223 Wylde/5.56/.300 BLK DLC Bolt Carrier Group BCG Right Side Folding Stock Adapter Black Anodized 78710

Dead Foot Arms Modified Cycle System .223/.223 Wylde/5.56/.300 BLK DLC Bolt Carrier Group BCG Right Side Folding Stock Adapter Black Anodized 78710. These Bolt Carrier Groups by Dead Foot Arms are coated in TB-41 DLC (Diamond Like Coating) that... ... more

Dead Foot Arms Modified Cycle System .223/.223 Wylde/5.56/.300 BLK DLC Bolt Carrier Group BCG Right Side Folding Stock Adapter Black Anodized 78710

Dead Foot Arms Modified Cycle System .223/.223 Wylde/5.56/.300 BLK DLC Bolt Carrier Group BCG Right Side Folding Stock Adapter Black Anodized 78710. These Bolt Carrier Groups by Dead Foot Arms are coated in TB-41 DLC (Diamond Like Coating) that...

Optics Planet

$490.00

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Faxon Firearms M16 Bolt Carrier Group 5.56 Mil-Spec - M16 Bolt Carrier Group 5.56 Nitride Black

Faxon Firearms M16 Bolt Carrier Group 5.56 Mil-Spec - M16 Bolt Carrier Group 5.56 Nitride Black

When picking components for your next mil-spec rifle build, having high-quality internal components that are guaranteed to mesh with your other mil-spec parts is a must, and the Faxon Firearms M16 Bolt-Carrier Group is designed to do just that.... ... more

Faxon Firearms M16 Bolt Carrier Group 5.56 Mil-Spec - M16 Bolt Carrier Group 5.56 Nitride Black

When picking components for your next mil-spec rifle build, having high-quality internal components that are guaranteed to mesh with your other mil-spec parts is a must, and the Faxon Firearms M16 Bolt-Carrier Group is designed to do just that....

$133.40

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Phase 5 Tactical M16 Bolt Carrier Group BCG Black

Phase 5 Tactical M16 Bolt Carrier Group BCG Black

Phase 5 Tactical M16 Bolt Carrier Group BCG Black. Assembled complete with cam pin firing pin bolt and gas key. HPT/MPI tested Bolt. Drop-in BCG ready to shoot. Finish: Standard black phosphate coating. Specifications for Phase 5 Tactical M16 Bolt... ... more

Phase 5 Tactical M16 Bolt Carrier Group BCG Black

Phase 5 Tactical M16 Bolt Carrier Group BCG Black. Assembled complete with cam pin firing pin bolt and gas key. HPT/MPI tested Bolt. Drop-in BCG ready to shoot. Finish: Standard black phosphate coating. Specifications for Phase 5 Tactical M16 Bolt...

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$150.00

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Radical Firearms 458 SOCOM M16 Melonite Bolt Carrier Group BCG Black 458MEL-BCG

Radical Firearms 458 SOCOM M16 Melonite Bolt Carrier Group BCG Black 458MEL-BCG

Radical Firearms 458 SOCOM M16 Melonite Bolt Carrier Group BCG Black 458MEL-BCG. yes the one we use in our SOCOM rifles. The BCG is hardened to Radical Firearms specifications and is ready to rock and roll Out of the box the BCG is hardened to... ... more

Radical Firearms 458 SOCOM M16 Melonite Bolt Carrier Group BCG Black 458MEL-BCG

Radical Firearms 458 SOCOM M16 Melonite Bolt Carrier Group BCG Black 458MEL-BCG. yes the one we use in our SOCOM rifles. The BCG is hardened to Radical Firearms specifications and is ready to rock and roll Out of the box the BCG is hardened to...

Optics Planet

$171.29

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Radical Firearms Bolt Carrier Group BCG RF 6.5 Grendel Type 2/12.7x42mm M16 BCG Melonite Black 65GMEL-BCG

Radical Firearms Bolt Carrier Group BCG RF 6.5 Grendel Type 2/12.7x42mm M16 BCG Melonite Black 65GMEL-BCG

Radical Firearms Bolt Carrier Group BCG RF 6.5 Grendel Type 2/12.7x42mm M16 BCG Melonite Black 65GMEL-BCG. 5 Grendel (Type 2) / 12.7x42mm M16 Carrier ( Melonite ) Specifications for Radical Firearms RF 6.5 Grendel Type 2/12.7x42mm M16 BCG Melonite... ... more

Radical Firearms Bolt Carrier Group BCG RF 6.5 Grendel Type 2/12.7x42mm M16 BCG Melonite Black 65GMEL-BCG

Radical Firearms Bolt Carrier Group BCG RF 6.5 Grendel Type 2/12.7x42mm M16 BCG Melonite Black 65GMEL-BCG. 5 Grendel (Type 2) / 12.7x42mm M16 Carrier ( Melonite ) Specifications for Radical Firearms RF 6.5 Grendel Type 2/12.7x42mm M16 BCG Melonite...

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$171.29

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Battle Arms Development Bolt Carrier Group BCG Enhanced AR-15 9mm Blowback Full-Auto Black BAD-BCG-9MM

Battle Arms Development Bolt Carrier Group BCG Enhanced AR-15 9mm Blowback Full-Auto Black BAD-BCG-9MM

Battle Arms Development Bolt Carrier Group BCG Enhanced AR-15 9mm Blowback Full-Auto Black BAD-BCG-9MM. Features reliable AR-15 style extractor claw with O-Ring and spring and broad trigger compatibility with ramped bottom geometry. Charging handle... ... more

Battle Arms Development Bolt Carrier Group BCG Enhanced AR-15 9mm Blowback Full-Auto Black BAD-BCG-9MM

Battle Arms Development Bolt Carrier Group BCG Enhanced AR-15 9mm Blowback Full-Auto Black BAD-BCG-9MM. Features reliable AR-15 style extractor claw with O-Ring and spring and broad trigger compatibility with ramped bottom geometry. Charging handle...

Optics Planet

$179.00

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Battle Arms Development Bolt Carrier Group BCG AR-15/M16 Full-Auto ArmorTI Coating Titanium Black BAD-BCG-M16-TI

Battle Arms Development Bolt Carrier Group BCG AR-15/M16 Full-Auto ArmorTI Coating Titanium Black BAD-BCG-M16-TI

Battle Arms Development Bolt Carrier Group BCG AR-15/M16 Full-Auto ArmorTI Coating Titanium Black BAD-BCG-M16-TI. This carrier fills the space of an M16 profile while reducing weight substantially. Aerospace surface treatment provides ultimate... ... more

Battle Arms Development Bolt Carrier Group BCG AR-15/M16 Full-Auto ArmorTI Coating Titanium Black BAD-BCG-M16-TI

Battle Arms Development Bolt Carrier Group BCG AR-15/M16 Full-Auto ArmorTI Coating Titanium Black BAD-BCG-M16-TI. This carrier fills the space of an M16 profile while reducing weight substantially. Aerospace surface treatment provides ultimate...

Optics Planet

$395.00

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CMC Triggers Enhanced Bolt Carrier Group BCG AR15/M16 5.56/.223 .300 Blackout Mil-Spec Black Nitride 81631

CMC Triggers Enhanced Bolt Carrier Group BCG AR15/M16 5.56/.223 .300 Blackout Mil-Spec Black Nitride 81631

CMC Triggers Enhanced Bolt Carrier Group BCG AR15/M16 5.56/.223 .300 Blackout Mil-Spec Black Nitride 81631. CMC Triggers manufactures the highest quality firearms components in the industry. Carrier Assembly: The flared rear of the enhanced bolt... ... more

CMC Triggers Enhanced Bolt Carrier Group BCG AR15/M16 5.56/.223 .300 Blackout Mil-Spec Black Nitride 81631

CMC Triggers Enhanced Bolt Carrier Group BCG AR15/M16 5.56/.223 .300 Blackout Mil-Spec Black Nitride 81631. CMC Triggers manufactures the highest quality firearms components in the industry. Carrier Assembly: The flared rear of the enhanced bolt...

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$199.00

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Radical Firearms Bolt Carrier Group BCG RF 7.62x39 M16 BCG Melonite Black 762MEL-BCG

Radical Firearms Bolt Carrier Group BCG RF 7.62x39 M16 BCG Melonite Black 762MEL-BCG

Radical Firearms Bolt Carrier Group BCG RF 7.62x39 M16 BCG Melonite Black 762MEL-BCG. 62x39mm Bolt Carrier Group features an M16 pattern 8620 tool steel carrier with 9310 alloy steel bolt shot-peened for increased surface strength and durability.... ... more

Radical Firearms Bolt Carrier Group BCG RF 7.62x39 M16 BCG Melonite Black 762MEL-BCG

Radical Firearms Bolt Carrier Group BCG RF 7.62x39 M16 BCG Melonite Black 762MEL-BCG. 62x39mm Bolt Carrier Group features an M16 pattern 8620 tool steel carrier with 9310 alloy steel bolt shot-peened for increased surface strength and durability....

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$159.79

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Next Level Armament NLX .308 AR-10 Complete Bolt Carrier Group DLC Dark Grey NLX252

Next Level Armament NLX .308 AR-10 Complete Bolt Carrier Group DLC Dark Grey NLX252

Next Level Armament NLX .308 AR-10 Complete Bolt Carrier Group DLC Dark Grey NLX252. Was included machined billet extractors and MPI Bolts to ensure that your Next Level Bolt Carrier Group keeps you shooting trouble free for years. The NLX 308 AR10... ... more

Next Level Armament NLX .308 AR-10 Complete Bolt Carrier Group DLC Dark Grey NLX252

Next Level Armament NLX .308 AR-10 Complete Bolt Carrier Group DLC Dark Grey NLX252. Was included machined billet extractors and MPI Bolts to ensure that your Next Level Bolt Carrier Group keeps you shooting trouble free for years. The NLX 308 AR10...

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$254.00

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Next Level Armament NLX Billet .308 AR-10 Upper Receiver Stripped and Bolt Carrier Group Combo Left Hand Black/Dark Grey NLX155

Next Level Armament NLX Billet .308 AR-10 Upper Receiver Stripped and Bolt Carrier Group Combo Left Hand Black/Dark Grey NLX155

Next Level Armament NLX Billet .308 AR-10 Upper Receiver Stripped and Bolt Carrier Group Combo Left Hand Black/Dark Grey NLX155. What good is a left hand eject NLX308 Upper receiver without the left hand NLX308 Bolt Carrier Group? We combined the... ... more

Next Level Armament NLX Billet .308 AR-10 Upper Receiver Stripped and Bolt Carrier Group Combo Left Hand Black/Dark Grey NLX155

Next Level Armament NLX Billet .308 AR-10 Upper Receiver Stripped and Bolt Carrier Group Combo Left Hand Black/Dark Grey NLX155. What good is a left hand eject NLX308 Upper receiver without the left hand NLX308 Bolt Carrier Group? We combined the...

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$432.00

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Stern Defense SD BU40 Bolt Carrier for AR15/M16 Black 004-SD BU40-D2-M

Stern Defense SD BU40 Bolt Carrier for AR15/M16 Black 004-SD BU40-D2-M

Stern Defense SD BU40 Bolt Carrier for AR15/M16 Black 004-SD BU40-D2-M. These Bolt Carrier Groups made by Stern Defense are built out of 8620 AISI steel and Mag-Phosphate finished to ensure a strong reliable part that will withstand repeated firings... ... more

Stern Defense SD BU40 Bolt Carrier for AR15/M16 Black 004-SD BU40-D2-M

Stern Defense SD BU40 Bolt Carrier for AR15/M16 Black 004-SD BU40-D2-M. These Bolt Carrier Groups made by Stern Defense are built out of 8620 AISI steel and Mag-Phosphate finished to ensure a strong reliable part that will withstand repeated firings...

Optics Planet

$142.65

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Radical Firearms Bolt Carrier Group BCG RF 223/5.56/300AAC/22Nosler M16 BCG Melonite Black 556MEL-BCG

Radical Firearms Bolt Carrier Group BCG RF 223/5.56/300AAC/22Nosler M16 BCG Melonite Black 556MEL-BCG

Radical Firearms Bolt Carrier Group BCG RF 223/5.56/300AAC/22Nosler M16 BCG Melonite Black 556MEL-BCG. 56 NATO / 300 BLK Gen 2 Bolt Carrier Group features an M16 pattern 8620 tool steel carrier with 9310 alloy steel bolt and shot-peened for... ... more

Radical Firearms Bolt Carrier Group BCG RF 223/5.56/300AAC/22Nosler M16 BCG Melonite Black 556MEL-BCG

Radical Firearms Bolt Carrier Group BCG RF 223/5.56/300AAC/22Nosler M16 BCG Melonite Black 556MEL-BCG. 56 NATO / 300 BLK Gen 2 Bolt Carrier Group features an M16 pattern 8620 tool steel carrier with 9310 alloy steel bolt and shot-peened for...

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$159.79

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Alpha Shooting Sports ALPHA Premium 5.56 V2 Bolt Carrier Group BCG QPQ Nitride/Melonite Plated Black MELBCGPv2

Alpha Shooting Sports ALPHA Premium 5.56 V2 Bolt Carrier Group BCG QPQ Nitride/Melonite Plated Black MELBCGPv2

Alpha Shooting Sports ALPHA Premium 5.56 V2 Bolt Carrier Group BCG QPQ Nitride/Melonite Plated Black MELBCGPv2. Improved carrier geometry with M16 profile. The QPQ nitride/melonite treatment hardens the surface to 70 RC and reduces friction adding... ... more

Alpha Shooting Sports ALPHA Premium 5.56 V2 Bolt Carrier Group BCG QPQ Nitride/Melonite Plated Black MELBCGPv2

Alpha Shooting Sports ALPHA Premium 5.56 V2 Bolt Carrier Group BCG QPQ Nitride/Melonite Plated Black MELBCGPv2. Improved carrier geometry with M16 profile. The QPQ nitride/melonite treatment hardens the surface to 70 RC and reduces friction adding...

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$149.95

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Midwest Industries Bolt Carrier Group BCG 9310 5.56/AR15 Black Titanium Nitride Finish MI-BCG-NIT

Midwest Industries Bolt Carrier Group BCG 9310 5.56/AR15 Black Titanium Nitride Finish MI-BCG-NIT

Midwest Industries Bolt Carrier Group BCG 9310 5.56/AR15 Black Titanium Nitride Finish MI-BCG-NIT. The Carpenter 158 Bolt is heat treated shot peened precision ground for perfect dimensions and MPI Tested. The 4140 Billet Gas Key is properly torqued... ... more

Midwest Industries Bolt Carrier Group BCG 9310 5.56/AR15 Black Titanium Nitride Finish MI-BCG-NIT

Midwest Industries Bolt Carrier Group BCG 9310 5.56/AR15 Black Titanium Nitride Finish MI-BCG-NIT. The Carpenter 158 Bolt is heat treated shot peened precision ground for perfect dimensions and MPI Tested. The 4140 Billet Gas Key is properly torqued...

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$167.95

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Failzero Fail Zero Bolt Carrier Group BCG 5.56mm Black Nitride Ar-15

Failzero Fail Zero Bolt Carrier Group BCG 5.56mm Black Nitride Ar-15

Failzero Fail Zero Bolt Carrier Group BCG 5.56mm Black Nitride Ar-15. 56 Black Nitride BCG Specifications for Failzero Fail Zero Bolt Carrier Group (BCG) 5.56mm Black Nitride Ar-15: Manufacturer: FailZero Color: Black Finish: Nitride... ... more

Failzero Fail Zero Bolt Carrier Group BCG 5.56mm Black Nitride Ar-15

Failzero Fail Zero Bolt Carrier Group BCG 5.56mm Black Nitride Ar-15. 56 Black Nitride BCG Specifications for Failzero Fail Zero Bolt Carrier Group (BCG) 5.56mm Black Nitride Ar-15: Manufacturer: FailZero Color: Black Finish: Nitride...

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$119.00

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Brownells M16 Bcg, Ballistic Advantage Bbl & Atlas Rail Builder's Bundle - M16 Bcg 5.56mm, Modern Se

Brownells M16 Bcg, Ballistic Advantage Bbl & Atlas Rail Builder's Bundle - M16 Bcg 5.56mm, Modern Se

$20 off $200+. Use code SEPT20

The Brownells M16 5.56 Complete Bolt Carrier Group is designed to work easily and reliably in any AR-15 or M16 rifle chambered in 5.56x45mm, 300 AAC Blackout or .223 Remington. The Brownells M16 5.56 Complete Bolt Carrier Group is constructed with a... ... more

Brownells M16 Bcg, Ballistic Advantage Bbl & Atlas Rail Builder's Bundle - M16 Bcg 5.56mm, Modern Se

The Brownells M16 5.56 Complete Bolt Carrier Group is designed to work easily and reliably in any AR-15 or M16 rifle chambered in 5.56x45mm, 300 AAC Blackout or .223 Remington. The Brownells M16 5.56 Complete Bolt Carrier Group is constructed with a...

$450.99

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Brownells M16 Bcg & Magpul Ar-15 Pmag Gen M2 Moe Magazine Builder's Bundle - M16 Bcg 5.56mm Nato & A

Brownells M16 Bcg & Magpul Ar-15 Pmag Gen M2 Moe Magazine Builder's Bundle - M16 Bcg 5.56mm Nato & A

The Brownells M16 5.56 Complete Bolt Carrier Group is designed to work easily and reliably in any AR-15 or M16 rifle chambered in 5.56x45mm, 300 AAC Blackout or .223 Remington. The Brownells M16 5.56 Complete Bolt Carrier Group is constructed with a... ... more

Brownells M16 Bcg & Magpul Ar-15 Pmag Gen M2 Moe Magazine Builder's Bundle - M16 Bcg 5.56mm Nato & A

The Brownells M16 5.56 Complete Bolt Carrier Group is designed to work easily and reliably in any AR-15 or M16 rifle chambered in 5.56x45mm, 300 AAC Blackout or .223 Remington. The Brownells M16 5.56 Complete Bolt Carrier Group is constructed with a...

$199.99

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Brownells M16 Bcg & Geissele Ar-15 Enhanced Trigger Builder's Bundle - M16 Bcg 5.56mm Nato & Geissel

Brownells M16 Bcg & Geissele Ar-15 Enhanced Trigger Builder's Bundle - M16 Bcg 5.56mm Nato & Geissel

$20 off $200+. Use code SEPT20

The Brownells M16 5.56 Complete Bolt-Carrier Group is designed to work easily and reliably in any AR-15 or M16 rifle chambered in 5.56x45mm, 300 AAC Blackout or .223 Remington. The Brownells M16 5.56 Complete Bolt-Carrier Group is constructed with a... ... more

Brownells M16 Bcg & Geissele Ar-15 Enhanced Trigger Builder's Bundle - M16 Bcg 5.56mm Nato & Geissel

The Brownells M16 5.56 Complete Bolt-Carrier Group is designed to work easily and reliably in any AR-15 or M16 rifle chambered in 5.56x45mm, 300 AAC Blackout or .223 Remington. The Brownells M16 5.56 Complete Bolt-Carrier Group is constructed with a...

$314.99

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Brownells M16 Bcg & Geissele Ar-15 Enhanced Trigger Builder's Bundle - M16 Bcg 5.56mm Nato & Geissel

Brownells M16 Bcg & Geissele Ar-15 Enhanced Trigger Builder's Bundle - M16 Bcg 5.56mm Nato & Geissel

$20 off $200+. Use code SEPT20

The Brownells M16 5.56 Complete Bolt-Carrier Group is designed to work easily and reliably in any AR-15 or M16 rifle chambered in 5.56x45mm, 300 AAC Blackout or .223 Remington. The Brownells M16 5.56 Complete Bolt-Carrier Group is constructed with a... ... more

Brownells M16 Bcg & Geissele Ar-15 Enhanced Trigger Builder's Bundle - M16 Bcg 5.56mm Nato & Geissel

The Brownells M16 5.56 Complete Bolt-Carrier Group is designed to work easily and reliably in any AR-15 or M16 rifle chambered in 5.56x45mm, 300 AAC Blackout or .223 Remington. The Brownells M16 5.56 Complete Bolt-Carrier Group is constructed with a...

$314.99

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Brownells M16 Bcg & Ballistic Advantage 16in Bbl Builder's Bundle - M16 Bcg 5.56mm Nato & Modern Ser

Brownells M16 Bcg & Ballistic Advantage 16in Bbl Builder's Bundle - M16 Bcg 5.56mm Nato & Modern Ser

$20 off $200+. Use code SEPT20

The Brownells M16 5.56 Complete Bolt Carrier Group is designed to work easily and reliably in any AR-15 or M16 rifle chambered in 5.56x45mm, 300 AAC Blackout or .223 Remington. The Brownells M16 5.56 Complete Bolt Carrier Group is constructed with a... ... more

Brownells M16 Bcg & Ballistic Advantage 16in Bbl Builder's Bundle - M16 Bcg 5.56mm Nato & Modern Ser

The Brownells M16 5.56 Complete Bolt Carrier Group is designed to work easily and reliably in any AR-15 or M16 rifle chambered in 5.56x45mm, 300 AAC Blackout or .223 Remington. The Brownells M16 5.56 Complete Bolt Carrier Group is constructed with a...

$293.99

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JL Billet Complete Bolt Carrier Group BCG .308 Black JLB-308-BCG-BN

JL Billet Complete Bolt Carrier Group BCG .308 Black JLB-308-BCG-BN

JL Billet Complete Bolt Carrier Group BCG .308 Black JLB-308-BCG-BN. 308 Bolt Carrier Group BCG with Black Nitride Coating Specifications for JL Billet Complete Bolt Carrier Group (BCG) .308: Manufacturer: JL Billet Color: Black Finish: Black... ... more

JL Billet Complete Bolt Carrier Group BCG .308 Black JLB-308-BCG-BN

JL Billet Complete Bolt Carrier Group BCG .308 Black JLB-308-BCG-BN. 308 Bolt Carrier Group BCG with Black Nitride Coating Specifications for JL Billet Complete Bolt Carrier Group (BCG) .308: Manufacturer: JL Billet Color: Black Finish: Black...

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$250.00

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AT3 Tactical AR-15 Bolt Carrier Group BCG 5.56 NATO/.300 Blackout Black Nitride BCG-M16-BN

AT3 Tactical AR-15 Bolt Carrier Group BCG 5.56 NATO/.300 Blackout Black Nitride BCG-M16-BN

AT3 Tactical AR-15 Bolt Carrier Group BCG 5.56 NATO/.300 Blackout Black Nitride BCG-M16-BN. It features a black salt bath nitride finish MPI inspected bolt properly staked grade 8 gas key screws. The black nitride finish features excellent hardness... ... more

AT3 Tactical AR-15 Bolt Carrier Group BCG 5.56 NATO/.300 Blackout Black Nitride BCG-M16-BN

AT3 Tactical AR-15 Bolt Carrier Group BCG 5.56 NATO/.300 Blackout Black Nitride BCG-M16-BN. It features a black salt bath nitride finish MPI inspected bolt properly staked grade 8 gas key screws. The black nitride finish features excellent hardness...

Optics Planet

$114.99

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Bushmaster Bolt Carrier Group BCG 5.56 NATO w/Logo Black F1002887

Bushmaster Bolt Carrier Group BCG 5.56 NATO w/Logo Black F1002887

Bushmaster Bolt Carrier Group BCG 5.56 NATO w/Logo Black F1002887. 158 steel shot peened for increased strength includes tool steel machined extractor and ejector Extractor Spring SBN and is MPI (Magnetic Particle Inspected). Specifications for... ... more

Bushmaster Bolt Carrier Group BCG 5.56 NATO w/Logo Black F1002887

Bushmaster Bolt Carrier Group BCG 5.56 NATO w/Logo Black F1002887. 158 steel shot peened for increased strength includes tool steel machined extractor and ejector Extractor Spring SBN and is MPI (Magnetic Particle Inspected). Specifications for...

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$129.95

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Walker Defense Research Nickel Boron Bolt Carrier Group BCG 5.56mm .300 BLK NI-B-556

Walker Defense Research Nickel Boron Bolt Carrier Group BCG 5.56mm .300 BLK NI-B-556

Walker Defense Research Nickel Boron Bolt Carrier Group BCG 5.56mm .300 BLK NI-B-556. Specifications for Walker Defense Research Nickel Boron Bolt Carrier Group (BCG): Manufacturer: Walker Defense Research Finish: Nickel Boron Fabric/Material: 9310... ... more

Walker Defense Research Nickel Boron Bolt Carrier Group BCG 5.56mm .300 BLK NI-B-556

Walker Defense Research Nickel Boron Bolt Carrier Group BCG 5.56mm .300 BLK NI-B-556. Specifications for Walker Defense Research Nickel Boron Bolt Carrier Group (BCG): Manufacturer: Walker Defense Research Finish: Nickel Boron Fabric/Material: 9310...

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$179.99

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