Feature: 1. Made of alloy material, durable and not easy to deform, resist oxidation and rust, and has a long service life. 2. Stored in a plastic storage box makes it not easy to damage, which is very durable. 3. Ideal watch repair parts to replace the old or broken watch movement balance wheel. 4. Allow you can repair your watch by yourself at home, save much watch repair cost. 5. Professional watch balance wheel with hair spring, suitable for watchmakers, watch repair shop, etc. Specification: Item Type: Watch Balance Wheel Color: Silver Material: Alloy Use: By using this watch balance wheel, you can easily balance watch movement, suitable for watch movement maintenance. Package List: 1 x Watch Balance Wheel1 x Plastic Box