All components feature billet aluminum construction. Fender mounts are adjustable to allow exact fender placement. Kit includes a cad plated chromoly 25 mm front axle. Caliper mounts are available for radial calipers with a 108 mm bolt pattern or ’08-’20 OEM-style Dresser calipers. Mounts are designed for use with 11.8 or 13 rotors. Caliper mounts and calipers sold separately. Made in the U.S.A.. Will require custom wheel spacers..