WSM Piston Kit - Polaris 300 - Standard 50-310PK Fatbar™ Handlebar — Fatbar/Mini The FMF Rev pipe focuses

The FMF Rev pipe focuses its power delivery in the middle and upper rpms

Pre-contoured leg construction with knee stretch panels insert for optimum riding comfort

2023 Beta 430 RR 4T - - 2020-2021 Beta 250 RR - -

These have the classic megaphone shape capped with a large machined aluminum tip that has the Cobra logo engraved on top

WSM Piston Kit - Polaris 300 - Standard 50-310PK Fatbar™ Handlebar — Fatbar/Mini The FMF Rev pipe focusesQuality and construction that meets or exceeds OEM Feature improved E clip design Contain piston, rings, pin and clips Additional rings available separately Order one per cylinder Skirts have a nonabrasive, expansion retarding MOS2 coating to reduce heat and friction for added power and longevity MOS2 coating actually draws heat through piston walls and out the bottom Specially hardened tops add strength to ring grooves