Product Description Specifications Bracket spacer used in Early Mustang brackets for kits: 140-12637 / 140-12638. Made form high strength aluminum alloy and a black e-coat finish for corrosion resistance. Category: Brakes, Rotors & Pads>Brake Hardware Clearance Item: N Core: N LTL: N MPN: 300-12642 Proposition 65: N Special Order: Y