Hack Engineering Viton O-Ring for Gilles Fuel Caps. Over time these seals can sometimes stretch or swell and cause the cap to become stiff to operate.

This Viton o-ring is a straight swap for the original part and is fuel and oil resistant. A handy spare to keep!

One required per cap.

You can find more BMW Motorrad parts on our new dedicated site, GS-UK.store!