This is a filament spool storage solution that uses the standard 15mm rods that are common in the camera world. They should work on most any shelf deeper than about 7". Secure the 15mm rod holders and the side spool bumpers with double-side tape for a secure storage solution.

Pictured Shelf System: Wall Control 9in Deep Slotted Metal Pegboard Shelf Assembly (ASM-SH-1609)