GBC Binding Combs Plastic 21 Ring 145 Sheets A4 16mm Black Ref 4028600U [Pack 100] - 529005

A4 size, 21-ring, (available in 13 diameters and four colours) For use with all Rexel and GBC standard comb binding machines Capacity: 145 Sheets Size: 16mm Boxed 100 Black - 529005