Quantity: 1 set
Color: transparent
Material: Metal
Size: 7.5x4.5x2cm / 2.9x1.7x0.78inch approx. (length x WIDTH X HEIGHT)
Cropped Practice Disc Padlock
Lock with open cameras on all moving parts that let you see how it works
You can clearly see how pianos work when a key is inserted
In perfect smooth running condition with no loose parts or snaps