ApplicationCompatible for Mini Bikes and Go Karts Other applicationsSpecification* Package Includes: 1x Centrifugal Clutch 1inch Bore 14T 14 Tooth * Shaft Bore :1\" * Accommodates:#40/41/420 Chain * Tooth:14 * Condition: Brand New* Diameter: 25.4mm* Warranty:one year warranty for any manufacturing defectFeatures* Centrifugal clutch 1\" bore 14 tooth design. * Suitable for 40-41-420 roller chain- up to 13hp horsepower. * A high quality and professional clutch. * Engaging speed up to be 2300 RPM. * High impact,wear resistant that is super durable. * Commonly used on go karts, compatible for mini bikes, * Replace the old broken clutch. * User-friendly controls for easy starting and operationNote* Please check our store for other auto parts you may be interested in. * Please feel free to contact us for whatever we can help.