All Balls Racing Fork Bushing Kit Kawasaki Kx250 / X / Kx450Sr Bushing kits contain two slider bushings, two leg bushings, along with all the copper washers, O-rings and fork seal snap rings. Bushings have been Dyno tested to 500,000 strokes with less wear than O.e.m. bushings. Features: Dyno tested to 500,000 strokes with less wear than OEM bushings Includes two slider bushings, two leg bushings, copper washers, O-rings and fork seal snap rings Note: Images are for reference only.