MetroMax i AX536GX3 4-Shelf Plastic Industrial Shelving Add-On Unit, 24" x 36" x 63"

The strongest, most versatile, corrosion proof shelving system in the world.
All polymer corrosion proof shelving constructed of advanced polymers and Type 304 stainless corners feature removable, easy-to-clean shelf mats.
Shelves adjust in 1" increments.
Lifetime warranty against rust and corrosion.
Posts and shelf mats include built-in Microban antimicrobial product protection to keep the product "cleaner between cleanings".
Add-on units consist of two posts and indicated number of MetroMax i shelves along with two "S" Hooks per shelf, for attaching shelf to adjacent unit.
L-shaped configurations require a Corner Add-On "S" Hook Kit (MXCNR4/MXCNR5, sold separately).