4 model

Free

USB_Holder_D50 v4

Thingiverse

Free

Traversen/Trussklemme D50mm

Thingiverse

Free

Young dragon D&D Mini (50 MM base Flatminis compatible)

Thingiverse

Free

Ender-2 Filament Spool Spacer - For 50+ mm I.D. Spools

Thingiverse