This kit includes a set of 3/8in plate steel shackles, engineered to preserve factory ride quality and reduce driveline vibrations. These heavy duty shackles provide lift height easily and effectively, while their beefy design and powdercoat finish are durable enough to hold up to the elements. Most notably, this shackle kit includes a set of DOM tubed bolt sleeves and Grade 8 hardware, meaning unparalleled strength in an area where most competitors suffer. Now you can wheel with peace of mind knowing our strong sleeves and bolts won't break or split like cheaper alternatives.