The music box movement kit is designed for easy installation and use. Whether you're building a new music box or repairing an old one, this kit provides all the necessary parts. Attach the winding mechanism to your music box, use the included key to wind it up, and . This kit is Suit for DIY projects, allowing you to your music box with your favorite tunes. Features -Color:Silver -Material:Iron -Size:2.50X1.50X0.60cm/0.98X0.59X0.24in -music box: create your own music box with this diy kit, offering a engaging crafting experience for music enthusiasts -Reliable mechanism: featuring a standard spring mechanism, this kit the stability and durability of your music box, ensuring performance -Userfriendly design: the key knob handle is designed for easy operation and adjustment, making it simple to control the music and enjoy a seamless experience -Wide compatibility: this kit is compatible with various music box projects, making it a versatile choice for different crafting needs and creative ideas -Suit for diy projects: ideal for diy enthusiasts, this music box kit allows you to add a delightful musical element to your handmade creations, making them even more special Package list: 16 x music box knob