The RAP-B-201U-A consists of a short double socket arm that accommodates 1" B size ball bases, device holders, and adapters. With an overall length of 2.42", this is the lowest profile RAM double socket arm size. The easy to adjust knob allows for near-infinite adjustability for your connected device. The socket-to-socket length is 1.75”. Also, the weight capacity is 2lbs for standard use and 1 lb for heavy duty use.
The RAP-B-201U, composite standard double socket arm, has a socket at both ends that accommodates 1" 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 socket-to-socket length is 3” with an overall Length of 3.73". Also, the weight capacity is 2lbs for standard use and 1 lb for heavy duty use.