This clock repairing part is made of steel material, which can withstand prolonged use. Features the sturdy material, which has high durability and is not easy to deform. Fine workmanship ensures practicality. - Color: Black - Material: Steel - Size: 5.00 x 3.20 x 0.50 cm / 1.97 x 1.26 x 0.20 in - Use this movement main spring to customize your own alarm clock or give it as a gift to others. - Ideal for DIY alarm clock projects; during the process, you can relax and improve your hands-on skills. - With this alarm clock replacement part, you can easily repair, replace, or assemble a clock. - This spring makes a great gift for friends who enjoy DIY clock projects. - High-quality workmanship, reasonable structure, professional and practical design for added convenience. Package list: 1 x Alarm Clock Metal Spring