Product Information: Brake Offset Wrench / Bicycle Offset Brake Wrench / Brake Centering Tool (14 mm), Brand New Unused, 1 Piece The special shape and size, which can be easily inserted into the tension spring of the caliper brake, can improve the use in awkward situations, suitable for specific bike operations, especially brakes , it helps you to center the side pulling device so that the brakes won't rub against the rims after the first time of using the brakes. The Brake Offset Wrench is versatile and of high quality construction. A 14mm open end wrench with a lug on the other end, it is part of a range of wrenches with offset heads that allow easy access to awkward places. This tool makes centering and adjusting many types of brakes very simple and easy, and it's a must-have for side-pull caliper brake bikes. No other tool can reach into this tight space when installing, servicing and centering brakes. Excellent performance: the Ziyuan manufacture bicycle offset brake wrench is made of high quality metal material, sturdy and durable, reliable performance, not easy to break, after the manufacturer's strict quality control, prolonging the service life of the product