WALL MOUNT ADJUSTABLE WIRE SHELVING UNITS ARE IDEAL FOR STORING PRODUCTS WHERE FLOOR SPACE IS LIMITED. GREAT FOR KITCHENS RESTAURANTS LABS GARAGES OR ANY SECURE WALL AREA. ADD-ON UNITS CONSIST OF 1 WALL MOUNT POST 3 DOUBLE POST MOUNT SHELF BRACKETS AND 3 WIRE SHELVES. POLY-GREEN DESIGNED WITH A POWDER COATED GREEN EPOXY FINISH THAT HANDLES TEMPERATURE AND MOISTURE EXTREMES WELL. PURCHASE A ""STARTER"" UNIT AND THEN ATTACH AS MANY ""ADD-ON"" UNITS AS NEEDED. ADDITIONAL SHELVES ARE ALSO AVAILABLE FOR ADDED STORAGE.