WSM Piston Kit - Polaris - Standard 50-300PK Stainless Steel Exhaust Clamp polyhedron hybrid structure Low-profile

polyhedron hybrid structure Low-profile

Fits both dirt bikes and ATVs

Increased top cog pressure load design that increases sidewall rigidity

The silencer is hung with a strapless machined Aluminum bracket / anodized black and built into the silencer

Rubber reinforcements with foam padding on thumb and palm for superior grip

WSM Piston Kit - Polaris - Standard 50-300PK Stainless Steel Exhaust Clamp polyhedron hybrid structure Low-profileQuality 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