BR-47 Blue 47gram Bump Rubber Bump Rubber please click here to take

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We understand that no two cars are the same and an off the shelf shock wouldn't work for all chassis

and roughly 1" - 2" of droop/extension travel

Perhaps the most universal Penske shock available

BR-47 Blue 47gram Bump Rubber Bump Rubber please click here to takeThis is for the BR 47 Black 47gram Bump Rubber. Penske Racing Shock UK offer a wide range of progressive bump rubber, aiding in the spring stiffness at the end of damper travel. The progressive bump rubber gets stiffer, as it's compressed due to the conical ring design. This will provide the driver with a predictable feel and confidence inspiring handling. This bumper is designed for a 5 8" (16mm) shaft. The below graph shows the bump rubber