Yet Another Ender 3 Filament Roller

This is actually a 100% new model, but based heavily on Holspeed's excellent thing. Unfortunately I had issues getting that to fit to my printer, and the wheel would catch and wouldn't spin easily.. all almost certainly due to my print settings but I felt like making one of my own.

Mine is a slightly looser fit all round, and has a slightly different design to the bracket, which has ridges on to echo the ridges on the left of the Hero.

The pulley is slightly different too, with a more circ