ball and ring —
Founded ball and ring models & stl files for printing
MakeAnything
andrewturner
AfritLabs
TRAXA
colladoman
potentprintables
samk3ys
danielklos
magonegro
begerowiec
ScaleToReal
3DPRINTINGWORLD
maurerpe
7Fish
NathanBuildsRobots
linknito
RxR
imcurley17
tresdlito
MORON