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 Necklace Pendant
LewisManuel
Medusa Bust
jollo98
Bike Gear Button
Capri_Sun
Fidget Gear
LiveIn3D
missiletoad
foambrick
Gear spinner
iceekb