Multi-Size Loose Leaf Binder Rings, Openable Metal Rings For Binding Paper & Cards

5 Pieces, Style 1, Outer Diameter 20mm, Inner Diameter 16*2.0mm

5 Pieces, Style 2, Outer Diameter 25mm, Inner Diameter 20*2.2mm

5 Pieces, Style 3, Outer Diameter 30mm, Inner Diameter 25*2.2mm

5 Pieces, Style 4, Outer Diameter 31mm, Inner Diameter 25*2.7mm

5 Pieces, Style 4, Outer Diameter 35mm, Inner Diameter 30*2.2mm

5 Pieces, Style 6, Outer Diameter 38mm, Inner Diameter 32*2.7mm