Wossner Piston Beta 300RR 18-19 size:Piston A (Standard) 428HD x 118 Heavy Duty

428HD x 118 Heavy Duty chain w/ RJ clip link DID

1-3/8 inches in outside diameter with a 3/4 inch flange which is designed to clamp directly on to metal or plastic tubing

Battery Life: 23 hours in Bluetooth mode

3L Lamintated Hydratrex membrane: 100% waterproof and breathable

Equipped with reverse hook-up protection and spark proof alligator clips and fused ring terminals

Wossner Piston Beta 300RR 18-19 size:Piston A (Standard) 428HD x 118 Heavy DutyWossner 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