Axle BoltsThis kit is designed to secure the wheels and protect them from theft For Quick Release axle replacement. This kit contains 2 standard length axle bolts (and a socket) and is designated to replace the Quick Release Axles. The quick release mechanism, which comes standard in most bicycles today, is insecure and rarely used. Replacing this redundant mechanism, with X Lock Axle bolts, will guarantee wheels protection forever. Technical Features Contains