Wossner Piston Yamaha TT-R230 05+ size:Piston A (Standard) Alpinestars’ exclusive ergonomic stretch insert

Alpinestars’ exclusive ergonomic stretch insert between palm and thumb offers an enhanced range of hand movement and greater sensitivity while operating the bike controls

Keep under seat or in top box for extra storage emergency or

Unique design only found here

Reflective prints on the inner side of lower edge

There is also protection against short circuits

Wossner Piston Yamaha TT-R230 05+ size:Piston A (Standard) Alpinestars’ exclusive ergonomic stretch insertWossner 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