Dear，Pls leave a massage to tell us what design (Color) do you want.thank you.

lock with open chambers on all the moving parts that allow you to see how it workyou can see clearly that how the pins work when a key is inserted. you actually can see the pins moving up and down as the key slides into and out of the lock.in perfect smooth working conditon with no loose parts or pin willcome outoverall size 78mm x 50mmpackage including:1 x cutaway padlock3 x key