Download: free
Website: Thingiverse

Download: free
Website: Thingiverse

Download: free
Website: MyMiniFactory

Tags:
engine, finger, machine, spinning, desktop,

Download: free
Website: Thingiverse

Download: free
Website: Printables

Tags:
functional, gear, mechanical, mechanicaltoy, spring,

Download: free
Website: Thingiverse

Tags:
bear, functional, gear, geared, jaws, mechanical,

Download: free
Website: Thingiverse

Tags:
3d printing, hand powered, makerbot, mechanical toy, mechanism, pla,

Download: free
Website: Printables

Tags:
wpl, defender,

Download: free
Website: Thingiverse

Download: free
Website: Printables

Tags:
desk, diy, fidget, mechanical,

Download: free
Website: Printables

Tags:
enclosure, guitar, footswitch, guitarpedal, crybaby,

Download: for sale
Website: cgtrader

Tags:
blacksmith, forge, hammer, treadle, tool, anvil,

Download: free
Website: Cults

Tags:
side step, defender, side bar, wpl, r/c vehicles, vehicles,

Download: free
Website: Thingiverse

Download: free
Website: Thingiverse

Tags:
engine, fan, finger, flywheel, human powered,