FULL QUANTITY : The bicycle brake set includes 2 pairs of black brakes (with elbows and screws), 1 piece of front brake cable and 1 piece of rear brake cable, a complete set for installing your bike. YOU WILL GET : 2 pairs of mountain bike -Brakes with pads, suitable for most bicycles, racing cars, etc. 2 brake cables with running ends, sizes of 1.7 m / 66.93 inch and 0.7 m / 27.56 inch, bicycle brakes in shackle size 110 mm / 4.3 inch , Brakes The blade length is 55mm/2.1inch and the brake cable length is 2m/78.74inch. HIGH-QUALITY MATERIALS : The brake arm is made of aluminum alloy, which is strong and not easy to break break is. The brake pad is made of durable rubber, which is heat-resistant and not easily deformed, providing excellent braking performance on the bike rim in both dry and wet conditions. The brake cable is also made of high quality aluminum alloy and covered with a black PU leather tube. HOW TO INSTALL : 1. Screw the brake mounting hole according to the body mounting hole. 2. Pass the brake cable through the brake cable tube one by one and fix the position of the metal cable tube. 3. Fix the brake pipe to the screw, adjust the brake leather, adjust the distance, position and length of the brake pipe, and fix the brake pipe. See picture 3 for details. WIDE APPLICATIONS : This bike brake set fits most bikes, road bikes, MTB, BMX; Warm notice: Please make sure your bike has a mounting hole in the middle of the front fork or rear frame before purchase.