This authentic manufacturer-sourced nut-lock is made for use with Toro and Lawn-Boy snowthrowers. It is an identical replacement for a missing or a damaged hardware that was installed on a new unit. Refer to the appropriate diagrams for your model to ensure the exact location and the correct application of this nut-lock. It is made of dur...Read moreable metal and is sold as an individual item. A wrench will be needed to secure or remove it.