Anet A8 X-Axis Tensioner for Toothed Idler and 4mm Bolts

The Problem

I bought a toothed idler wheel for the x-axis belt on my Anet A8. Unfortunately the idler was about 2mm wider than the existing idler already fitted to https://www.thingiverse.com/thing:1976767

The Solution

I decided to redraft this design using parts extracted from https://www.thingiverse.com/thing:2451306 as a template using 4mm bolts instead of 3mm. Just be aware that nut sizes vary! You can heat the nut with a flame and insert/melt it into position using the bolt if the