Package includes: This battery clock replacement mechanism set comes with 3 pieces Arabic numerals are in gold, silver and black colors, each color each style has 1 piece; 6 Pieces quartz clock movement mechanisms with 6 sets of clock hands with different styles and length, 6 gaskets and 6 hooks, enough for daily and replacementDimension details: the single word of Arabic numerals is 0.79 inches in height, the shaft length is approx 21.5 mm/0.85 inches, and the thread length is approximately 15.5 mm/ 0.61 inches, which is suitable for clock panels with a thickness of 10-14 mm/ 0.39 - 0.55 inch, and the clock hand does not require the size of the clock surfaceEasy to : you only need to the glue, then you can easily make the clock panel, the whole applying process is simple and fast; The installation of the hands is also very simple, and you just need to keep the hour hand and minute hand parallel, then place the hour and minute hands on the movement in turnPractical and durable: the quartz DIY wall clock mobile mechanism has and is equipped with sweeping motion, which can the watchmaker with reliability and keep quiet when you are reading or sleepingPlenty of applications: these DIY digital clock numbers are proper for hand-made wall clock, clock panel digital replacement, repair, and DIY design, etc.; And clock repair replacement parts are suitable for -, DIY quartz wall clocks, craft clocks, frame-less wall clocks, providing you with and decorative effectColour:blackMaterial:ABS+plasticSize: shaft length: 21.5mm Threaded shaft length: 15.5mmPackage Contents:1 set * clock mechanism with chimeOnly the above package content, other products are not included.Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.