Athena High Performance Racing Piston S3-Cat-Tyrechangingequipment-Wheelweights Visual Route Planner

Visual Route Planner

12 segments per strip

RK's EXW is an XW-Ring sealed chain and is the best high-speed

Works on all 50 series chains

Athena High Performance Racing Piston S3-Cat-Tyrechangingequipment-Wheelweights Visual Route PlannerAthena's traditional line of high performance racing pistons specifically designed for all off road bikes, has reached end of line. All of the "S4F" pistons have been reduced to clear. Produced with the latest technologies, to the industries tightest tolerances, they are made using aluminium alloys that have the perfect balance of nickel, copper, and silicon offering exceptional characteristics of lightness and endurance. The result is better engine