Leitz 180° Plastic Lever Arch File ring binder A4 Black

- Prongs always aligned and tested over 12,000 times - 180° mechanism makes it easier to add sections to the file, because you can file from both sides when open - Mechanism opens 50% wider than standard Lever Arch Files, saving time and filing larger amounts of paper in one go - Heavyweight 100% recycled board covered in PP - A4, 52mm spine, 350 sheet capacity