This billet steel Camaro hub is designed as a direct replacement for the stock cast iron hub and rotor assemblies. It fits mid 70″s Camaro and most mid 70″s mid size GM spindles with 1.00 x 11″ diameter rotors. It is available in 5 x 5″ or 5 x 4 3/4″ bolt patterns with 5/8″ coarse or fine thread studs. Bearings, races, dust cap, axle nuts, washers, rotors and or rotor plates all sold separately.