The RAM-201U-B, short double socket arm, has a socket at both ends that accommodates 1.5" 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. 

Dimensions  
Overall Length: 3.5"
Socket-To-Socket Length: 2.25"

Material  
Powder Coated Marine Grade Aluminum 

Ball Size: 
1.5" Rubber Ball Size 

Note  
The "U" in the part number reflects product packaged in poly bag.