Ram Mounts Size A Ball Adapter with 1/4"-20 Female Threaded Hole
The RAM-A-336U is a 9/16" diameter A size ball with a female 1/4"-20 threaded hole.
Materials
Marine-grade aluminum...
Ram Mounts Size B Ball Female Thread and Screw
This part is perfect for mounting a B size ball directly to sheet metal or similar and is also a spare ball for the RAM-B-309-2 and the RAM-B-309-1...