Features: High quality quiet quartzs clock movement ensures noiseless operations with precise timekeeping, perfect for bedroom or office wall clocks requiring quiet environment. Each pack includes 2pcs 18mm movements, 2pcs 20mm movements, 10 pairs aluminum hands set, washers, and hook, offering a complete DIY solution for clock repairs or creation. Ideal for hobbyists, clock restorers, and homeowner seek reliable replacement movement for wall clocks with easy to install component. Upgrades living room, workshops, or vintage clock displays with this multipurpose clock movement set compatibles with various clock face thicknesses. The split design movement allows effortlessly disassembly and cleaning while maintaining long use accuracy, making it essential for maintaining cherishing clock parts. Specifications: Component: abs, quartzs Color: As the pictures shown Size: As the pictures shown Clock Movement: 56x56x16mm/2.20x2.20x0.63in Shaft Length: 18mm(2pcs), Thread Length: 9mm, Fit clock disc from 4 to 7mm thick Shaft Length: 20mm(2pcs), Thread Length: 11mm, Fit clock disc from 5 to 8mm thick Quantity: 1 Set Package Includes: 1 Set Clock Movement Kits(2pcs 18mm shaft length clock movement, 2pcs 20mm shaft length clock movement and 10 pairs of aluminum clock hands) note: Please allow 0-1cm error due to manual measurement. please make sure you not mind befores you bid. Due to difference between different monitors, the picture may not reflect the actual color the item.