Quote Originally Posted by 3dspider View Post
if you have a real peristaltic pump, you'll find that they use special tubing and plenty of lube to keep the tubing from getting destroyed by the pumping action. they also use barbed fittings, secured by hose clamps on each end of the tube that prevent the tube from moving out of the pump.
We deal a lot with real peristaltic pumps, I have not seen a small one that used glycerin. We have the fittings, the special hose and the glycerin in our stock, but I think the idea is to 3D print as much as possible.