Universal Bench Rail Sets are sold in sets of four so you can customize your bench to fit your space, your projects, and your needs.
 

• Use this Rail Set to create a Universal Bench that is 20"-wide (508mm) and/or 20"-deep (508mm)
• Universal Bench Rail Sets available in 14", 20", 28", 44", and 64" (355mm, 508mm, 711mm, 1117mm, 1625mm) to accommodate different project needs
• Rail Sets help you create a custom Universal bench in 30 possible sizes, from 14" x 14" (355mm x 355mm) to 64" x 64" (1625mm x 1625mm)
• Made from heavy-duty 16-gauge steel