CURT 25329 Channel Mount Adjustable Trailer Coupler, Accepts 2 5 16 Inch Hitch Ball, 12,500 lbs. spring and it comes with an Rated at 24 and it comes with an anti rattle hitch pin to readily install on the vehicle after assembly 2 1 2" Width Compatible with CURT channels #48610 and #48650 Secured by a dual bolt mounting system Channel mount allows for easy height adjustment Solid neck for increased strength and greater corrosion resistance Sleeve lock latch system with included safety pin for optimum security Safety pin hole can also accept a coupler lock Constructed from heavy duty cast steel Protected by a durable gloss black powder coat finish Limited lifetime warranty (one year finish This CURT adjustable channel coupler features a sleeve lock latch and a solid neck for increased strength and security