Left.20" BRAKES. Right.20" BRAKES. A Pin used with a float style Caliper, which Mounts the Caliper to a Caliper bracket through a Caliper Guide Pin bolt, allowing the Caliper to slide freely during braking. Disc Brake Caliper Hardware Kit. Incl.Disc Brake Caliper Guide Pin Bolt,Boot. bolt. bracket. Split. Disc Brake Hardware Kit. Disc Brake Slide. Included with: Caliper Mount.