wheelbarrow axle 3d models

I think it's obvious where it goes :-) (there's no fitting pictured here, as I don't use one). Use a suitable drill to clean up the small gear's axle hole, if necessary, add an M3 nut to the nut trap on the bottom, and thread-in 6-8 mm pan- or...

Also, I've been wanting to try T-thread screws as axles for filament spools for a long time. Metric nuts and studs are not very suitable for this purpose, as they stop quickly when rotating, they simply go into resonance. T-nuts, on the other hand,...