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
Gear Spinner Keychain
davemoneysign
Gear Coaster
1ntellectual_emma
Geared fidget
twothingies
Pegboard system
FerriteGiant
N Scale exotics
Scottsmodelsremixesandrescales
ESEE Pinch scales
dsk3dprinting
Coins for Cash Register
Andy Forsberg
Pipe plugs
UnknownUser
Magnetic PCB holders
Thiadmer Riemersma
Knife stand
Jakobino
Keychain Phone Stand
Printing4ever