ITEM NAME:HR1688-31 Jump Second Quartz Clock Movements Mechanism Parts, Wall Clock Description: Good DIY clock supply: suitable for repairing, replacing the broken parts of a clock or serving as good handwork material to make a clock by yourself. Model: HR1688-31 Movement, HR-749 hour and minute hands and HR-688 second hand. Clock replacement set: includes a movement, 3pcs clock hands(Hour, minute and second hands), an Iron hook, a hexagon nut, a spring washer, a rubber mat. Match power: this clock movement replacement just need 1.5V AA battery( battery is not included in this package) Material: aluminium material Hour and minute hands, copper second head. Specification: Outer Size: 56x56x16.3mm Shaft Length: 31mm Thread Height: 24mm(Suitable for the panel with a thickness of about 20mm) Hour Hand: 85mm Minute Hand: 120mm Second Hand: 109mm(Suitable for the panel with a diameter of about 250-330mm) Package Includes: 1 Set Wall Clock Movements Note: Color might be slightly different due to the color calibration of each individual monitor Please allow slightly measuring deviation due to manual measurement Thanks for your understanding and enjoy your shopping moment! SKU: FUZ0011283056052466.Material: aluminium material Hour and minute hands, copper second head. Thread Height: 24mm(Suitable for the panel with a thickness of about 20mm). Minute Hand: 120mm. Hour Hand: 85mm.