Track Link Calendar - 60% scale

A mechanical perpetual calendar with several advantages.It can display all four types of months from 28 to 31 days.When current month is selected by the top wheel, the day of the week is automatically adjusted for one year.Setting is necessary only once a year, on March 1st. Setting is valid from March to February in the next year.Width of the calendar is not too wide.In printing and assembly:Fully 3D printable, easy snap-fit chain assemblyBeautiful coloring with AMS.The provided .3mf file is 60% scaled version (size : 112 x 59.1 x 67.3mm) shown in the picture above. The model provided here is only for printers with AMS. If you have single color printers, visithttps://www.thingiverse.com/thing:5306027https://www.instructables.com/Track-Link-Calendar/ Video (using 100% scale version)Supplies (necessary parts and tools)Necessary partsFive M2 * 6mm tapping screwsLubricant (silicone grease or spray)Necessary tools (especially for 60% scaled version)2mm drill bit to expand the holes