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Filament Spool Holder for Whalen 5-Shelf Steel Shelving

Fits the Whalen 5-Shelf Heavy Duty Steel Shelving Unit, 48"W x 24"D x 72"H, Black. Purchased at Costco, item 956873, but also seems to be available on Amazon as well. Holder will snap onto any shelf, and hold 1KG spools. May work fine for…