gears there are many like them but these are in pairs —

Founded gears there are many like them but these are in pairs models & stl files for printing
Luaz 969 easy print
WindhamGraves
140mm USBpowered desk fan
Dan the 3D Printing Dad
AR 15 V1
3CubedEngineer
Like LEGO Frame
MR_sportline
Gear Draw
Snille
Gear Draw
Snille
Box Joint Jig Gears
Alex Kennberg
Gripping gears
henryseg
Gear Keychain
1ntellectual_emma