want to buy a professional but music box movement? Our product will meet your needs very well. It is made with craftsmanship and scientific design. It has excellent durability and practicality. It can be well applied to your music box repair and provide it with more melody. This is a very practical accessory that will bring you a better experience. Features -Color: Silver, black -Material: Iron, ABS -Size: About 5.00X4.50X2.00cm/1.97X1.77X0.79in -Holding this little music movement, winding it, and listening to the music, can soothe the ears. -You will be very excited after finishing your DIY music box with the well-made movement. -You can also install the movement into a DIY box, such as wooden box, glass box, plastic box. -Use for either a wind up music box or use for DIY your music box, it is very easy to setup. -Psychology therapeutic function for kids and adults through listening to the soothing music. Package list: 1 x movement 1 x clockwork 4 x screws