Direct Store DC130 17.5" 7638 2pk Cast Iron Cooking Grill Grates Replacement for Weber Spirit 300, 310, 320 Series, Spirit 700, Genesis Silver B/C, Genesis Gold B/C, Genesis Platinum B/C Gas Grills. Dimension: 17.5" x 11.9" for each, 17.5" x 23.8" for total, the item include a set of 2 Cast iron Cooking Grids / Grates. Material: Cast Iron. Long-lasting use, Much heavy, more durable. Replacement for Weber Spirit E-310 (2007-2017), Spirit E-320 (2007-2017), Spirit S-310 (2013-2017), Spirit S-320 (2013-2017), Spirit 700, Weber 900, Genesis Silver B/C, Genesis I - IV & 1000-5000, Genesis Platinum I & II, Genesis Platinum B/C (2000 - 2004), Genesis Platinum B/C (2005+), Genesis Gold B/C (2000 - 2001), Genesis Gold B/C (2002+) Gas Grills.