Features: Designed for all-purpose 2-stroke riding. Durability, longevity and increased horsepower. Dedicated forging design for strength-to-weight optimization. Extra lightening operations for enhanced throttle response. Engineered, forged, and machined in the USA. Piston is made in the USA. Kit Includes: • 1x Piston • 1x Ring Set #2126CS • 1x Wrist Pin #S467 • 2x Circlips #CW15.