| Garmin 010-11170-00 Split Connector 18mm This Garmin Split Connector makes it possible to route cables in your vessel without drilling holes. The split connectors are 18mm and are for use with threaded RJ45 cable. These split connectors are compatible with GDL 30/30A Garmin s GMR Series... more | | $6.70 $2.90 FREE shipping go to store |