This mount consists of a standard length double socket arm, a 2.5" diameter round base with the universal AMPS hole pattern, and 3.625" square plate with the VESA hole pattern.

The VESA plate contains a 75mm x 75mm hole pattern, and designed into the mount is a 1.5" diameter patented rubber ball and socket system with adjustment points at both socket ends of the arm. 

• Overall Height: 7.35" (186.7mm)
• Weight Capacity: Up to 10 lbs (4.5kg)
• Material: Powder Coated Marine Grade Aluminium
• Ball Size: 1.5" Rubber Ball Size

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

VESA Plate Diagram (PDF)