CSP - Petrol Filler Cap - Montesa 4RT

- CNC machined from solid part
- The breathe valve system inside the cap is designed to remove the outer tube
- A detail of racing style on your bike
- Made of 2011 aluminium alloy, 6026 aluminium alloy and thermoplastic polymer
- One way valve system inside the cap to let air into the tank and to stop fuel escaping.

Does not come with seal, re-use original or see here for a replacement seal