Wide Application: Fit Mountain Bike, Tandem Bike, for most Klein Schwinn, Trek, Gary Fisher
Function: Provide necessary installation points for incompatible disc brakes to adapt to different brake installation standards
Easy Installation: No need to replace the frame or front fork, the 22mm Hayes disc brake frame mounting bracket can be converted to I S. 51mm mounting bracket
Material: Made of high-quality aluminum, it can withstand various weather conditions and can be used for a long time
Note: Pls check fitment carefully again in the product description followed to avoid any wrong purchase. If problems, you can contact us by email