Having the right tool for the job is essential when working on modern bicycles. Pedro's socket tools provide a professional quality, precision fit tools required to properly install, remove, and adjust modern drivetrain components. Working closely with each manufacturer, Pedro's designed each socket tool to fit perfectly protecting the component and ensuring simple and safe usage for the mechanic. The Cassette Lockring Socket is designed to work seamlessly with Pedro's snap-channel Pro Socket handle, any 24mm socket/wrench, a square 1/2" drive, or in a bench vise. Backed by Pedro's lifetime warranty.