3 Inch Lift Blocks - 3/4 Inch Pin Zone OffroadThese high quality 3 inch cast iron lift blocks are specially designed to lift the rear of leaf spring trucks. They come finished in a black e coating and use a tapered design to help improve pinion angle once installed. Uses 3 4 inch pin size. Sold in pairs. Features: Black powder coated Cast in the USA CNC machined for proper pin placement Sold in pairs Standard 3 4 inch male pins with 13 16 inch female Specs: Height: 3 inch Lift Height: 3 inch