Description
Penske 38 Gram Shock Bump Rubber (Black) R10004 75 Inch Rotors Update and WEI7155 75 Inch Rotors Update and greatly improve braking power by converting standard drum brake rear ends to disc brakes Eases boot assembly and removal Product Description: The Penske 38 Gram Bump Rubber is softer than the 32 Gram Bump Rubber