ITEM NAME:Quartz Alarm Clock DIY Replacement Movement Mechanism Clocks Part Sets Descriptio n Description: 100% Brand new and high quality. Easy and simple design. Great for repairing, replacing or making a clock. Specifications: Movement size: Approx. 2.20*2.20*0.63inch / 5.6*5.6*1.6 cm(Length*Width*Thickness) Second hand length: Approx. 2.84inch / 7.2 cm Minute hand length: Approx. 2.17inch / 5.5 cm Hour hand length: Approx. 1.77inch / 4.5 cm Principal axis size: Approx. 0.43inch / 11 mm (Screw thread plus the white part) Screw thread size: Approx. 0.20inch / 5 mm.Principal axis size: Approx. Great for repairing, replacing or making a clock. We'd like to settle any problem in a friendly manner. Screw thread size: Approx. We want to make sure you are happy with our item.