CURT 45002 Multi Ball Trailer Hitch Ball Mount, 2, 2 5 16 Inch Balls, Fits 2 Inch Receiver, 10,000 lbs. 1 7 8" x 2" 110AH @ C100 100AH GH 1724 110AH @ C100 100AH @ C20 Provides a solid mounting point for 5th wheel base rails and a 5th wheel hitch Fits specific Dodge Ram pickup trucks (see application information) Designed to be used in combination with CURT base rails #16100 or #16200 Required for 5th wheel base rails if not using a custom bracket kit Protected by a rust resistant liquid Bonderite coating Made in USA (may include imported hardware) Limited lifetime warranty (one year finish If you own more than one trailer Features two welded trailer balls on a hollow shank Allows for quick switching between trailer ball sizes Mounts on trailer hitches with a 2" x 2" receiver tube opening Fits 2" or 2 5 16" couplers Permanently attached trailer balls cannot be loosened or stolen Hollow shank weighs less and can be used with an anti rattle kit Shank protected by a durable powder coat finish Polished chrome plated finish on trailer balls Limited lifetime warranty (one year finish