Hoffman A19SH8, Fixed Shelf, Vented, 17.88x27.88, Fits 19 In Rack A, Steel/Ltgray14 gauge steel fixed shelf has large ventilation slots in shelf surface. Mounts between two pair of rack mounting angles that have accessory mounting legs. Shelves have RAL 7035 light-gray polyester powder paint finish. Plated mounting hardware is furnished.