MEASUREMENT: Outer Diameter: approx 30mm/ 1.18inch; Thickness: approx 2.5mm/ 0.1inch; Maximum Opening Width: 50mm/ 1.97inch; Color: White; Material
uxcell Loose-Leaf Binder Rings, 30mm/ 1.2 inch Metal Book Ring Key Holder for Home, Office Supplies, White, 24Pack
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