25th-Jan-26, 08:34 PM
Excellent design! The only addition I could ask for would be to have the sandpaper ride over a bar of steel/aluminum so when pressure from the tires is put on the rotating sandpaper, there's no deflection.
edit... Or do I see that in the 2nd picture...?
edit... Or do I see that in the 2nd picture...?

![[+]](https://slotracer.online/community/images/bootbb/collapse_collapsed.png)