Reinforced shelves with welded surface ribs for added strength
Poly-Green, 4 Tier, Wire Shelving Add-On Unit, 36W x 14D x 74H Includes 2 posts with leveling feet, 4 shelves, snap-on sleeves and S-hooks to join units. Poly-Green Wire Shelving Add-On Unit allows unit expansion to make the most of storage space..