WSM Piston Kit - Honda 420 - +1 mm 50-231-07K Track Jacket — Yamaha TPU heel patch connected with

TPU heel patch connected with shell and lateral/medial TPU sections

Hybrid youth neck guard with extended tail for high position stability Ergonomic design and engineered shape to fit kids from 6-10 years and youth from 10-14 years of age

A soft compound is for the outer layer of the grip which is in direct contact with the palm

Elastic closure system features newly designed quick

WSM Piston Kit - Honda 420 - +1 mm 50-231-07K Track Jacket — Yamaha TPU heel patch connected withQuality 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