Stainless steel sleeve stops corrosion, which can cause the Kodiak floating caliper to stick, leading to unnecessary wear and warping. Fits Kodiak disc brake floating caliperSleeve fits over caliper-mounting guide boltProvides a smooth surface for caliper to slide alongModel works with calipers rated for 3,500 lb - 6,000 lbOffers optimum corrosion resistance - prevents sticking failure of brake caliperMade in the USA