Feature●【Premium Quality】: The pair of 100% brand new bike brakes is made of high quality aluminium alloy material, which is sturdy and durable in use. It is not easily aged and broken, has reliable quality and ensures high strength for long lasting usage.●【Excellent Performance】: The dual-pivot road bike brake set adopts excellent manufacturing process with high reliability, the brake pads are wear-resistant and tough, and the grooves on it can improve braking efficacy to make cycling safer.●Height of break pad adjustable 20mm；front screw length: 50mm; Rear screw length: 35mm●The length between brake rubber measures 3.15"/8cm. With longer screw shaft is front brake caliper, with shorter screw shaft is rear brake caliper. Great replacement set for mountain bicycle, road bike, most bicycles to provide a smooth braking performance or bringing the bike to a stop●Pack of 1 pairs bike brake including 1 x front brake caliper, 1 x rear brake caliper.Description This brake adopts quality materials, sturdy, anti-aging and durable. Made of aluminium alloy material brake arm that equipped with wear-resistant rubber brake pads, anti-rust and sturdy, making it resistant to collision and not easily deformed to ensure long time use.