All aluminum beautifully ballburnished for sparkle and bead biting edges and pips to prevent tire and tube slip. The split-rim design allows low cost and simple tire changing. AZ- 1127 wheel has 3 bolt pattern with 3/4″ standard ball bearing. Weight 3.625 lbs, 4″ width. Use 3/4″ axle. WHEEL/BRAKE KIT INCLUDES: 2 each: AZ-1127 wheels, AZ-2272A brakes, AZ-2211 drums. NO AXLES.