【Braking system】: Wire-pulled two-piston disc brakes for regular bikes, mountain bikes, BMX, fixed gear bikes and road bikes.
【Quiet braking】:brakes for mountain bike are made of high-quality resin + copper fiber + steel back plate material, not only no squeaking from the brakes rubbing but also high temperature resistance, moisture resistance, durability, stability
【Adjust Tightness】Bike disc brake sets has elastic fine adjustment screw help you fine-tuning the inner brake line to achieve an ideal brake feel
【Cable-Pull Caliper】: Front /Rear Disc caliper are made of premium aluminum material with driven two -way brake pad movement,Braking is very smooth in the wettest conditions or the steepest downhills.