Fits virtually all makes and models of manual type slack adjusters. • High strength ADI and steel castings. • CNC machined, billet 4140 forcing screws. • Grade 8 attaching hardware. • Eliminates dangerous hammering and cutting torch methods. • Designed for high capacity pull. Can be used with a 1/2" impact wrench. • Simple to slip on for instant results. Shipping Weight 5 lbs