Our lift shackles are constructed of 3/8in thick steel. All corners are rounded to avoid interference problems. New grade 8 hardware is included with each shackle lift, along with detailed instructions. Sold in Pairs.Easy bolt-on installation. Increased ground clearance. Features rounded corners to avoid interference problems. Gain 1 1/4in front lift on Jeep YJ models. Gain 1 3/4in rear lift on Jeep CJ models.Sold in pairs. Works for front lift on Jeep YJ models. Works for rear lift on Jeep CJ models.2-3 hourshttps://s3.amazonaws.com/roughcountry/install/rc0270.pdf1976-1986:4WD:Jeep:CJ;1981-1985:4WD:Jeep:CJ 8 Scrambler;1987-1995:4WD:Jeep:Wrangler YJ
