Wossner Piston Honda CRF450R 17> size:Piston B (+0.01mm) made from durable high-impact plastic

made from durable high-impact plastic with exceptional airflow

- Outer section is made of Japanese SUS 420stainless steel

The 2nd generation HFP-396 is new and revised for 2017 to include pre-soldered connections

Inside Diameter: 64mm

Black powder-coated headlight housings

Wossner Piston Honda CRF450R 17> size:Piston B (+0.01mm) made from durable high-impact plasticWossner is Germany's finest aftermarket forged piston and rod manufacturer and have over 25 years of experience in the high performance racing industry. Top European racers and FIM World Champions rely on Wossner for only the best pistons, rods and customer service. Features In house designed and manufactured; all forgings are produced in Wossner's company owned forging operation 4 stroke pistons are made using a double bridged forging design