Clear 5 Pin Double-Sided Euro Cylinder Practice Lock - Locksmith Training Practice Lock for Beginners

This clear 5-pin Euro cylinder has a transparent case which allows you to see through how the moving parts work, and how the pins work when a key is inserted. This is also a double-ended practice lock in one! Each end is pinned different meaning two locks for the price of one. The most important part of learning how to lock pick is the practice. This is your best training aid.