RAM MOUNTS ROUND BASE & BALL
RAM 6.25√¢ X 2√¢ Rectangle Base with 1√¢ BallRAM 2.5√¢ Round Base (AMPs Hole Pattern), 1√¢ Ball & Mounting Hardware for Garmin Fishfinders & GPSMAP Devices. This mount has a three hole pattern which will connect to the base of the Garmin Marine GPS unit swivel mounts. Included is a hardware pack for assembly for your Garmin Fish finder.