The Vestil LWSS-1848 Stainless Steel Shelving Unit is industrial quality solid stainless steel shelving made of type 304 stainless steel with a brushed finish. These industrial shelves are easy to assemble and include (4) two-piece corner posts, (20) shelf-supporting Z-beams and (5) 18 gauge shelves. The shelf supports feature solid rivets which insert into keyholes in the corner posts, allowing for shelf adjustment in 1½" increments. Each shelf measures 18"W x 48"L and has a uniform capacity of 600 LBS. The overall size of these stainless steel shelves is 18"W x 48"L x 72"H. The Vestil LWSS-1848 weighs 93 LBS and ships knocked-down, simple assembly required.