Simple Quartz Clock MechanismThe simple and stylish wall clock movement in black color. The simple style wall clocks with fancy hands suitable for home, hotel, school, restaurant, can meet the needs of your life. Quiet Clock Movement Mechanism DesignUltra-quiet scanning design, two different shaft length quartz movements for your choice. Sweep the clock movement without any noise to provide a quiet environment for your sleep. About DimensionsOverall shaft length 16mm (0.63"), thread length 8mm (0.31"); jumping seconds movement for clock faces 4 - 6mm (0.15 - 0.24") thick. Wide ApplicationDIY quartz wall clock replacement movement parts, suitable for cross stitch, craft clock, frameless painting clock, three-dimensional embroidery, suitable for repairing, replacing or making clocks, also suitable for different styles of clock stands, is a good DIY handmade material. Warm TipsWhen installing this clock movement kit, please keep the hour hand and minute hand parallel, please check the size before purchasing. Please don't use too much pressure to avoid bending them.