Ram R-A-M® Mounting System, 2.5" Round Ball Base w/2.25" Ball
The arm has a socket at both ends that accommodates ball bases. A single spring inside the arm opens the end sockets, allowing you to pivot the ball and socket connection. This socket technology allows for almost infinite adjustment and perfect viewing angles. The round base has pre-drilled holes.
Description: 2.5" Round Ball Base with the AMPs Hole Pattern
& 2.25" Ball
MFG Part Number: RAM-D-202U