Prusa i3 Mk3 Roller Spool Holder with Safety Bar

Doesn't need supports, uses 4 608zz roller bearings inside the rollers. If you've already printed off the roller from Olef, you only need to print Univ.Roller_Stand_Bracket_i3_mk3_LH.STL. Everything else is exactly the same.

This is a remix of Olef's remix of DWONH's spool roller. I've used both for my Einstart-S and my Prusa i3 MK3 and they've been amazing. What's not amazing, though, is if your filament has a cross or knot in it and gets pulled off the rollers. Although you should alwa