| ? 5 mm | 
| Also available in steel finish | 
| Available in chrome | 
| Available in plastic | 
| Colour: Black | 
| Diameter: 5mm | 
| Fit easily to four corners of tray | 
| For use with Avery Original letter trays (available separately). | 
| For use with Avery? filing trays (available separately) | 
| Ideal for varying heights when you have larger amounts of work files in your letter trays | 
| Letter tray risers for use with Avery Original and Basics letter trays | 
| Made from plated steel for durability | 
| Pack of 4 | 
| Provide additional, space saving storage | 
| Provides 118mm clearance between trays | 
| These risers give you additional space between your letter trays |