FreeFilament Spool Sprocket (Quick Change)
Thingiverse
8 model
Free
FreeBike chain sprockets
Thingiverse
FreeBig & Long Filament Spool Sprocket (Quick Change)
Thingiverse
FreeVex high strength sprockets
Thingiverse
FreeChains and Sprockets
Thingiverse
Free#25 Chain sprocket - 24 tooth w/ bearings
Thingiverse
Free10t 30t and 45t Sprockets and hopper for lyman filament extruder
Thingiverse
FreeNema 17 3.5mm Ball Chain Sprocket
Thingiverse