1. Square shelving post single slot 2. CH-USF-25 3. 25x25x2000 ... in 1988 MODEL NO.: CH-USF-25SQUARE SHELVING POST SINGLE SLOT SPECIFICATIONS:PACKING REFERENCE:CERTIFICATES:FACTORIES AND WORKSHOPS ... steel raw material, welded tube, round tube, oval tube, square tube, twisted tube, wardrobe tube, curtain pipe, chrome pipe ... to all our customers around the world. Square Shelving Post Single Slot CH-USF-25