WSM Piston Kit 50-254-04K Standard Inner Tube Ergonomic protection shell contours follow

Ergonomic protection shell contours follow the natural curve of the back to ensure an optimal fit while riding

2020 + 480RR / 480RRS

Steel weld-in collars that are simple to install and compatible with the Monza Flip-Up Caps

New Era 9FIFTY trucker snapback carries the embroidered Pro Circuit logos on the front

Lightweight outer shell is constructed from a technologically advanced impact resistant thermoplastic in two sizes The inner and outer surfaces are engineered to minimize the effects of oblique impacts

WSM Piston Kit 50-254-04K Standard Inner Tube Ergonomic protection shell contours followQuality and construction that meet or exceed OEM Feature improved E clip design Kits contain piston, rings, pin and clips Rings available separately