Extend your NMEA 2000 backbone with Garmin's 13' backbone/drop cable. Sturdy, marine-grade construction. Compatible Devices:• AIS 300/600 Blackbox Transceiver• GBT 10• GCL 20 Low-light Imaging Camera• GDL 40• GET 10• GFL 10• GFS 10• GHP 12 Autopilot System• GHP 20 Marine Autopilot System for Steer-by-Wire, Viking® and Yamaha® Helm Master™• GHP 20 Marine Autopilot System with SmartPump• GMI 10/20 Marine Instrument• GPS 19x NMEA 2000®• GPSMAP Series• VHF 200/300 Marine Radio• VHF 300 AIS Compatible with GPSMAP units & more Sturdy, marine-grade construction | Garmin NMEA 2000 Backbone/Drop Cable