RAM Drill Down Mount with Two Round 2.25" Ball Bases

Features: Standard size double socket arm - Overall Length: 8.375"  -  Socket-To-Socket Length: 6.5625" A single spring inside the arm opens the end of the sockets, allowing you to pivot the ball and socket connection. RAM ball and socket technology with almost infinite adjustment for your perfect viewing angles Two 3.68" diameter metal round bases each with 2.25" diameter rubber ball - "D" size Pre-drilled holes in round bases: two holes at 180 degrees and three holes at 120 degrees Overall length fully straight: 11.125" Constructed of powder coated marine grade aluminum   Holds up to 6 lbs. Made in the USA   Brand: RAM Mounts Part number: RAM-D-101U Warranty: Manufacturer's lifetime warranty