Barbecue grill carryover tubes link the burners and “carry” the flame from one BBQ burner to the next. Over time, carryover tubes may deteriorate due to corrosion and should be replaced. As BBQ carryover tubes come in different configurations and sizes it is very important to select the one that is designed to fit your brand and model of barbecue. GrillSpot offers a large selection of Vermont Castings Barbecue Grill carryover tubes. If you can't find a part or accessory, just contact our friendly customer care team. We're here to help!