... :3-10mm width:0.5-2.5m steel grating shelves ISO 9001:2008 with 10 years factory Material: Mild (low carbon ... , 32.5, 34.3, 35, 38.1, 40, 41.25, 60, 80mm etcUS standard: 19-w-4, 15-w-4, 11 ... , 15-w-2 etc. 3Twisted Cross Bar Pitch38.1, 50, 60, 76, 80, 100, 101.6, 120mm, 2'' & 4'' etc 4Material ...