The RAM-B-139U consists of a 2.5″ diameter round base with the universal AMPS hole pattern, double socket arm and 2″ x 1.7″ square base with the universal AMPS hole pattern. Designed into the mount is a 1″ diameter patented rubber ball and socket system with adjustment points at both socket ends of the arm; this with RAM’s rubber ball and socket technology allows for almost infinite adjustment and perfect viewing angles.
RAM® Drill-Down Double Ball Mount with Rectangle AMPS Plate
|Ball and socket size||
B Size 1" (Holds 2 lbs)
3-Hole 120 Degree (Small), AMPS 4-Hole
|Socket arm length||