GMA 100 Rear Brake Kit Smooth Chrome

• Big Twin Rear, 1973-80 Fits all 4-speed, square swing arms with 10″ rotor, from 1973-80

• Hardware, machined aluminum bracket, fittings and axle spacer are included

• Axle spacer fits between bracket counter-bore and swing arm

• Kit requires 5/8″ bore master cylinder

• Rotor available: GMA R10R