While many weight distribution hitches are made to be compatible with a sway control attachment, the CURT TruTrack™ is an advanced WD system that integrates the sway control function into the design of the hitch. It combines precise weight distributing with passive sway control to deliver a smoother, safer ride. Features: Two points of sway control use friction to keep trailer aligned, Integrated sway control reduces sway and levels the vehicle and trailer, Head tilt adjustment feature simplifies setup and eliminates the need for washers, Adjustable brackets provide fixed support unlike spring bar chain models, Brackets use friction to resist lateral movement, Heavy-duty, fabricated head can be used for precise leveling, Equipped with durable, forged steel spring bars for reliable strength, 7-hole, 2" shank can be flipped for maximum adjustability, Protected by a durable carbide powder coat finish. Includes: 2-5/16" ball and shank. Limited lifetime warranty (one-year finish, one-year parts).