5 model

Free

Screw and Bolt gauge

Thingiverse

Free

Prusa i3 MK2 lead screw cover with alignment gauge

Thingiverse

Free

FT-5 Screw Gauge (helpful assembly tool)

Thingiverse

Free

Prusa MK2 Multi-Material MMU Idler screw gauge

Thingiverse

Free

Dial Gauge Holder for Creality CR-10S Pro V2 vertical mount with screw and nut

Thingiverse