18"d x 63"h - Metro Super Erecta Stainless Steel 4-Shelf Add-On Units Variants:18"d x 24"w x 63"h - Metro Super Erecta Stainless Steel 4-Shelf Add-On Unit (182463NSAO) The posts are notched and

The posts are notched and numbered at every inch for easy assembly

Great for damp storage environments

Reinforced side ribs and rolled ridge for greater strength

Powder coating for maximum durability

Toughest clear vinyl cover

18"d x 63"h - Metro Super Erecta Stainless Steel 4-Shelf Add-On Units Variants:18"d x 24"w x 63"h - Metro Super Erecta Stainless Steel 4-Shelf Add-On Unit (182463NSAO) The posts are notched andMetros Super Erecta line aims to resolve various storage challenges. Not only does this wire shelving address aggressive applications in corrosive environments, it also expands the storage capacity of an 18"d x 63"h Super Erecta Stainless Steel 4 Shelf Starter Unit by attaching onto the side. *Please note, Metro products are not interchangeable with Shelving Inc. brand products. Attaches to existing starter unit to extend shelving Perfect for