Filament Roll End Stop (for Open Shelf Storage)

Introduction:

If you’re storing your filament rolls sideways on a shelf, you’ve probably had the annoying experience of a spool rolling off when you remove another. This Filament Roll End Stop is a simple yet effective solution that prevents filament rolls from rolling off your shelf or rolling off against the wall.

This model inserts snugly beneath a filament roll to act as a front and rear stop.
It only grub one edge of the roll disk and ajuacent roll's disk, it can work with any width of the roll and minimize the filament usage for printing this end stop.

Great for filament shelf storage where rolls are stored upright (on edge), especially for 1kg spools.

Features:

• ✅ Stops rolls from rolling off the shelf
• ✅ Compact and effective: wedges under the roll and grabs the edges
• ✅ Supports various filament roll disk thicknesses
• ✅ Parametric design — available in:
  • 7mm width
  • 8mm width
  • 9mm width
  • 10mm width
• ✅ Works with both plastic and cardboard filament side disks
• 🛠 Print one for each end of your filament group to lock them in place

Printing Notes:

• No supports needed
• Print orientation: Flat side down
• Material: PLA or PETG recommended
• Infill: 15% is enough (more if you want it beefier)