The piston kit consists of:

2 circlips
1 set of rings
1 piston pin
1 piston side B diameter (57.95 mm)
Bi rings

The Prox forged piston is an essential part for the maintenance and repair of off-road motorcycles.
The manufacturing and anti-friction treatment of the Prox forged piston gives it a longer lifespan, better engine response, and reduces the risk of seizure.
The Prox forged piston with ring (high-quality steel) is originally fitted by a large number of brands.
Prox forged piston

Non-contractual photo