This is a standard length double socket arm for the RAM Mounts "D" sized ball and socket system (2.25"). Like all RAM Mount socket arms, a single spring inside the arm opens the end sockets, allowing you to pivot the ball and socket connection. This allows for an almost infinite amount of viewing angles.

• Dimensions: 
  Overall Length: 8.375" (21.27cm)
  Socket-To-Socket Length: 6.5625" (16.67cm)
• Material: Powder Coated Marine Grade Aluminium
• Ball Size: 2.25" Rubber Ball "D" Size
• Weight: 1.12kg

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