RAM Garmin GPSMAP 620 & 640 Adapter Base (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.Specs & Features
- Material: Powder Coated Marine Grade Aluminum
- Ball Size: 1" Rubber Ball "B" Size
- Weight: 0.15 lbs.
- Note: The "U" in the part number reflects product packaged in poly bag.
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