RAM Dual U-Bolt Base with 2.25" Ball for 1" - 1.25" Diameter Rails / Posts

Features: Two stainless steel u-bolts for extra hold - Fits rails from 1" to 1.25" in diameter Molded into the base is a 2.25" rubber ball - Compatible with RAM D size socket arms Includes black cover caps to be placed over the exposed ends of the u-bolt Constructed of powder coated marine grade aluminum Holds up to 6 lbs. Made in the USA   Included Hardware: (2) 1/4"-20 U-Bolts for 1" - 1.25" Rails (4) 1/4"-20 Nylock Nuts (4) Rubber Caps   Brand: RAM Mounts Part number: RAM-D-235U Warranty: Manufacturer's lifetime warranty