Siren Marine External GPS Antenna f/Siren 3 Pro Includes 10 Cable [SM-ACC3-GPSA] Brand_Octopus Autopilot Drives The nearly-flush design minimizes drag

The nearly-flush design minimizes drag with only 5mm (3/16") extending outside of the hull

completely sealed without the use of gaskets

The top plate is pre-drilled and tapped for mounting Cannon downriggers

10 Amp Charge Controller

Siren Marine External GPS Antenna f/Siren 3 Pro Includes 10 Cable [SM-ACC3-GPSA] Brand_Octopus Autopilot Drives The nearly-flush design minimizes dragExternal GPS Antenna for Siren 3 Pro Includes 10' Cable Optimize GPS tracking of your boat with the External GPS Antenna. When you remotely mount the External GPS Antenna, the Siren 3 Pro will override the use of the internal GPS antenna. *Compatible with the Siren 3 Pro ONLY