Durable A4 Holding Spine Bar 50-Pieces, 30 Sheets Capacity

Durable Spine Bar A4 3 mm Black, Pack of 50 Pieces, Ideal for Binding UnPunched Documents In Seconds, Holds Up To 30 A4 Sheets

Durable A4 Spine Bar 6mm Black - Pack of 100 - Quick and Easy Binding for Unpunched Documents - Holds Up to 60 A4 Sheets

Q-Connect A4 Binding Comb Covers Leathergrain - Black (Pack of 100)