Quartz Clock Movements: High torque jump second movement, drive long clock hands (10mm-450mm) Movement Size: The total shaft length is 23mm (9/10inch), thread length is 15.2mm (3/5inch), suitable for 9-13mm (9/25-1/2inch) thick clock panel. 115mm (4.5inch); Minute hand is approx. 175mm (7.0inch); Second stoppers are approx. 7mm(0.3inch) Package Detail: Includes hardware and 2 clock hands in a carton box with instructions, make your DIY clock project Warm Notice: When you install it, please keep the hour hand and minute hand parallel in case of bending them Sold by Bianco FR Store