RAP-B-201U RAM Mounts Composite Double Socket Arm for 1" Ball Bases

RAP-B-201U RAM Mounts Composite Double Socket Arm for 1" Ball Bases MUST BE UNOPENED AND UNUSED TO QUALIFY FOR RETURN The RAP-B-201U, composite standard double socket arm, has a socket at both ends that accommodates 1" ball bases. This socket technology allows for almost infinite adjustment and perfect viewing angles. Dimensions: Overall Length: 3.69" Socket-To-Socket Length: 3" Material:  High Strength Composite Ball Size:  1" Rubber Ball "B" Size Spring between two halves? No Note:  The "U" in the part number reflects product packaged in poly bag.