RIDERACE Bike Disc Brake Pad Spreader Wrench Stainless Steel Bicycle Brake Rotor Caliper Tool Cycling Adjustment Repair Tools

Hign-concerned Chemical : None Type : Multifunction Tools Brand Name : riderace Origin : Mainland China Type 1 : Bike Disc Brake Pad Spreader Wrench Type 2 : Bicycle Brake Rotor Caliper Tool

The working principle of bicycle disc brake pads is based on the generation of friction. When the brake pedal is pressed, the piston inside the brake master cylinder is pushed, and pressure is transmitted to the piston on the brake caliper through the brake oil. The piston moves outward after receiving pressure and pushes the brake pads to clamp the brake disc, causing friction between the brake pads and the brake disc, thereby reducing the rotational speed of the wheels and achieving braking