RAM 2.5″ Round Stainless Steel AMPS Base with 1.5″ Rubber Ball RAM-202SU
Features: ---2.5" round base with 1.5" rubber ball ---Pre-drilled universal AMPS and 3-hole 120-degree pattern ---Fits a variety of RAM arms with 1.5" (C size) ball sockets ---Constructed of powder coated steel ---Holds up to 4 lbs. ---Genuine RAM Mount: Part # RAM-202SU ---Manufacturer's Lifetime Warranty ---Made in the USA.