Curt 7-1/2" Drop Aluminum Hitch With Dual Ball. Lightweight, corrosion-resistant billet aluminum construction for easy handling. Adjustable dual ball allows for quick and precise trailer leveling on the go. Drop easily adjustable in increments of 1". Fits 2" x 2" hitch receiver tube opening with 5/8" hitch pin hole. Compatible with hitch locks #23556 and #23025. Rated for towing 8,000 lbs. with 2" ball and 12,500 lbs. with 2-5/16" ball. Tested for safety in accordance with SAE J684. Passes CURT proprietary fatigue testing, exceeding industry standards. Includes dual ball attachment, pins, clips and shank. Not intended for use in rise position.