Compression Rings for 47cc Engine (Ø 40mm)

These compression rings are suitable for all pistons of 40mm diameter.

They are more resistant than the stock compression rings mounted on Pocket Bikes.

Remember to replace the compression rings from time to time to prevent an engine breakage.

They can be mounted on:
- ATV Pocket Quads,
- Cross Pocket Bikes,
- Pocket Supermoto,
- Racing Pocket Bikes