Seville Classics UltraDurable Commercial-Grade Steel Wire Shelf, 48" W x 18" D, UltraZinc Ultra durable commercial grade - industrial-strength steel construction for heavy-duty multipurpose storage Dimensions - 36X 18 Easy assembly - includes 1 shelf (36X 18) and 4 pairs of slip-sleeve pole/post connectors Ultra zinc plating - zinc plating provides necessary corrosion resistance in dry environments for reliable, long-term storage in restaurants and other businesses NOT compatible with Seville Classics Stainless Steel Work Table (SKU: SHE18308B). Compatible with 1" diameter shelving poles/posts of most steel wire shelving systems. Store up to 3000 lbs. per system on leveling feet. Store up to 500 lbs. per system on wheels.