Clock quartz movements: high torque jump second movement, drive long clock hands (10 mm to 450 mm) Movement size: the total shaft length is 23 mm (9 or 10 inches), thread length is 15.2 mm (3 or 5 inches), suit for 9 - 13 mm (9 or 25 - 1 or 2 inches) thickness clock panel Center hole to the tip hand length: hour hand is approx. 115 mm (4.5 inch) Minute hand is approx. 175 mm (7.0 inch) Second caps is approx. 7 mm (0.3 inch) Package detail: includes the hardware and 2 clock hands in a cardboard box with instructions, make you DIY clock project easily Warm notice: when you install it, please keep the hour hand and minute hand parallel in case of bend them Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.