https://www.gbc.com/en-ca/p/binding/binding-supplies-accessories/binding-spines/gbc-combbind-binding-spines-58-black-100-pack/
GBC CombBind Binding Spines, 5/8" | Binding Spines | Combs, Coils, Wire Binding & VeloBind | GBC
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https://www.fixsupply.com/office-supplies/laminating-binding-equipment/binding-supplies/binding-spines/
Binding Spines | Fix Supply
Choose from our broad selection of Binding Spines products. In stock and ready to ship.
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https://www.laminator.com/twin-loop-wire-binding-spines-1-2-1-pitch.html
Twin Loop Wire Binding Spines - 1" - 2:1 Pitch | Laminator.com
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