This is a common component of the RAM 1" ball mounting system, and will connect to most RAM phone and tablet holders. It has a 2.43" x 1.31" (6.17cm x 3.33cm) diamond base with a 1" ball on the top.

The base has two holes 1.912" (4.86cm) from center to center, matching the industry standard AMPS hole pattern. 

• Material: Powder Coated Marine Grade Aluminium 
• Ball Size: 1" Rubber Ball "B" Size 
• Made in the USA and comes with a lifetime warranty

Note: The "U" in the product code stands for "Unpackaged", as the product comes in a sealed plastic bag instead of a hard plastic box.