FreeFilament spool centerer for M8 threaded rods(Anet A8)
Thingiverse
7 model
Free
Free(Master-) Spool Centerer
Thingiverse
Free60mm Spool holder centerer
Thingiverse
FreeMagnetic Kossel effector e3d compatible (45mm centers)
Thingiverse
FreeDiamond Nozzle mount for 3 Nimbles V1 with 50 mm ball centers
Thingiverse
Freeclamp style x end stop for 10mm rails on 50mm centers
Thingiverse
FreeMasterspool, AMS Buddy, spool rims, and centers for KiwiFil cardboard spools (for Bambu AMS etc.)
Thingiverse