The RAP-B-201U-A, short 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.
(This product does not include single spring)
Overall Length: 2.38"
Socket-To-Socket Length: 2"
High Strength Composite
B Size 1" Rubber Ball
The "U" in the part number reflects product packaged in poly bag.