POLISPORT Side Panels Colour:Red The famous STM springs allows

The famous STM springs allows a better start than the clutches currently on the market

Made from: marine-grade stainless steel inner wire

Double the reed tip surface over a conventional reed valve design

Includes among other things: Bowl seal – O-rings – Needle valves (with or without seating depending on model)

Faster starts and quicker acceleration

POLISPORT Side Panels Colour:Red The famous STM springs allowsPolisport plastics are made from injected plastic with our own brand developed technologies. All the plastic parts are manufactured with the DGP (Durable Gloss Polypropylene) which provides them with high level resistance and gloss finish. OEM type Same as used in MXGP