Amazon.com : Hongso 34 1/4" Long Stainless Steel Burner Tube Set Replacement for Weber Genesis 300 Series E-310 E-320 EP-310 EP-320 S-310 S-320 Gas Grills (with Side Control Panel Only), 67722 SBG722 :
Weber Genesis S-310 Stainless Steel 3-Burner Liquid Propane Gas Grill at Lowes.com