Hisencn 7MM Rod Replacement Stainless Steel Cooking Grid for Weber Genesis Silver B & C, Genesis Gold B & C, (2002 & Newer Models); Spirit 700 Gas Grill (Grid), Spirit 300 Dimensions: 11 3/4" x 17 1/4" each cooking grate, Material: Stainless steel ,this is a set, total 2pcs of grates.7 mm diameter solid stainless steel so high quality,the Weber dealer doesn't sell this kind of grates Fits Weber Spirit 300 series, Spirit 700, Genesis Silver B/C, Genesis Gold B/C, Genesis Platinum B/C (2005 model Year) Genesis 1000-3500 models. Each cooking grate has 13 rods, which distribute ample heat to every corner of your grill and inhibit small food items from slipping through. These replacement grates are high-grade and built to last with a stainless steel composition thats corrosion-resistant and easy to keep clean,total 11.4 pound,better material,much heavier than other sellers Please make sure you measure the size of your original parts and compare with ours BEFORE you order; Welcome OEM / ODM orders.