GBC A4 Binding Combs - 25mm - Black - 50 Pieces [4028182] Compatible with A4 sized documents, these functional, 21-rings combs are suitable to be used with all comb binding machines and enable you to create stylish documents which can be flat open for easy reading and copying. Made of elastic yet durable plastic, these black spines are reusable, thus let you update your bound documents whenever needed.With the ring diameter of 25 mm they can hold up to 225 sheets of standard, 80 g/m2 office paper, thus they are perfect for binding manuals, training materials, presentations and many others. The GBC binding combs come in packs of 50 pieces each to equip your office with a long-lasting supply of reliable, high-quality product.Binding Capacity (Pages) - 225 SheetsBinding Type - CombBrand - GBCColour - BlackContents - 50 PiecesDimensions - 2.5 (W) x 43 (H) cmFor Format - A4Manufacturer Part No. - 4028182Material - PlasticNumber of Rings - 21 RingsProduct Type - Binding CombsRing Diameter - 25 mmSize - A4Spine Width - 25 mmSuitable For - A4What`s in the box - 50 x Binding Combs