Hardware

V-slot POM wheels 24x10x5mm, such as these:

3D-Druckerteile CNC-POM-Rad mit 625zz-Lager, Spannrolle, V-Slot, Aluminiumprofil, Perlin-Riemenscheibe für CREALITY Anycubic Elegoo FDM - AliExpress 7

M6 hex bolts and nuts

Cylinder head screws M5x30

Ball bearings 19x6x6mm