The Greenfield KS3 is a center-mounted kickstand. It's lightweight, durable, and looks great on any bike. The kickstand is constructed from aluminum and made in the USA. - For bikes with a factory mounting plate (includes bolt) - 285 mm (for bikes 22" and under), 305 mm (for bikes 22" and over) - Certified Non-Corrosive Casting - Snap Action Mechanism - Non-Slip Clamping Surface