Super Feeder Funnel or square funnel
thingiverse
Just a simple funnel to fill the Super Feeder (Cat, Dog or fish feeder). found here http://www.super-feed.com/ You can customise it via the SCAD file. Print Settings Printer Brand: RepRap Printer: Prusa i3 Rafts: No Supports: No Resolution: 0.2mm Infill: 15% Notes: If you have problems with under extrusion try using Slic3rs auto speed function. that worked for me.
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