This is a Frame with a Lug to hold a Clockwork with size 56mm x 56mm.
Frame has 20mm height and clockwork has a loose snap fit.
Use OpenSCAD script to fit to your need.
Also see Repository https://github.com/andimoto/things/tree/develop/018-clockwork-holder
clockwork-holder-56x57x20.stl | 81.3KB | |
clockwork-holder.scad | 983.0B |