Greenfield's Stabilizer Rear-Mount Kickstand attaches to the rear chainstay of the bicycle so it's perfect for bikes that won't accept regular kickstands like mountain bikes. It comes complete with an extra wide rubber foot for superior stability and won't interfere with pedal action or rear derailleur cables. This is the stand of choice for law enforcement bike patrols throughout the U.S. - Fits tube sizes up to 7/8" in diameter - Certified Non-Corrosive Casting - Snap Action Mechanism - 285mm (for bikes 22" and under), 305mm (for bikes 22" and over)