Automobile caliper is a kind of clamp device with the function of decelerating, stopping or keeping the moving wheel in a stop state. It is generally only used in disc brake system. It is a protruding part on the outside of the brake pad, which can strengthen the braking performance.

Generally speaking, car calipers come in three colors: yellow, red and gray.

Yellow: it is usually used by cars with outstanding power performance.

Red: for high performance brakes.