18" x 36" x 74" Heavy-duty stainless steel wire shelves shelving unit allows up to 800 lb. shelf capacity. Starter kits come complete with 4 posts and 4 shelves. Additional shelves may be purchased separately. 304 Stainless with an electro polish finish represents the highest industry standard in the prevention of corrosion. This finish is highly effective for corrosive or clean room environments. Mobilize starter shelving unit using optional mobile kit, WR-00H. Unit comes complete with 4 wire shelves and 4 posts.