Filament Holder:

An innovative way to hold filament. This model is semi-modular; the bottom part connects to the top part by a sliding slot, which creates a strong and stable hold. This filament holder has honeycomb patterns on the sides which are pretty cool.  One stack holds 4 1kg filament rolls; two on the bottom and two on the top. 

Specifics:

Bottom Part:

• Holds two 1kg filament rolls
• 2.0mm of tolerance between rolls and sides
• 3.2mm of tolerance between the top of the roll and the ceiling
• Honeycomb pattern on the sides 

Top Part:

• Holds two 1kg filament rolls
• 2.0mm of tolerance between rolls and sides
• Slides into the bottom part with 0.1in of space
• Smooth, but stable hold
• Honeycomb pattern on the sides