Are you looking for something but can't find it? Are you not even sure what you're looking for? Explain yourself here and someone might know exactly what you need. Maybe they'll even make it for you!
Seeking all available models of "3 in 1 out" printheads.
Didn't mean to undermine, but while I was (ironically) in search of a group like this one, I started a swap meet for toy accessories. It's the dimensions that are key - they're a bear to hammer out for something nobody actually wants, but crucial to making something you do want, and the division between "I have one of those" and "I need one of those" is vicious - I figure if we can get the ball rolling it'll flow naturally from there.
http://www.thingiverse.com/groups/toy-replacement-bits/things if anyone's interested?
A mechanical part for "extruding" soft cream from a hopper in a classic ice cream shape (star like).
I don't know how a real ice cream machine works, but I know the result of it: