RAM-B-121BA Yoke Clamp Base with 1" Rubber Ball and 1/4-20" Tapped Socket to add another Ball

Yoke Clamp Base with 1" Rubber Ball and 1/4-20" Tapped Socket to add another Ball
The RAM-B-121BA, yoke clamp mount with an added 1/4"-20 thread to add another ball base (RAM-B-237). This clamp will fit rails from 0.625" to 1.25" in diameter. The 1" rubber ball is set at a right angle to the plane of the mount, so when connected to a rail, the ball sits parallel to the rail.

Material. Marine Grade Aluminium.
Ball Size. 1"