RAM® B-Ball Adapter with AMPS Plate for Garmin GPSMAP 620/640 (RAM-B-347-G4U)

The RAM-B-347-G4 base consists of a 1″ diameter rubber ball connected at right angles to a 2″ x 1.7″ square base. The base has four pre-drilled holes at each corner, making the universal 1.5 x 1.188 (hole spacing) AMPS hole pattern.

Compatible with:

RAM Mounts