Flame King bundles a wide variety of product combinations for convenience and value. Refillable cylinder bundles pair 1 lb or 1/2 lb refillable tanks with the Propane Refill Adapter in 3, 4, and 5-cylinder packs, and some include a mix of steel and aluminum cylinders. A bundle of two 20 lb tanks with OPD and gauge is also available. Weed burner bundles include a torch (100K, 340K, 500K, or 1 million BTU) paired with a propane tank (5 lb, 10 lb, or 40 lb on wheels) and a backpack or metal backpack carrier. Gas Hauler kits bundle a 3 lb, 5 lb, or 10 lb propane tank with an adapter hose and an insulated carrying case. RV dual-tank bundles include mounting parts, a two-stage auto-changeover regulator, two tanks, and a heavy-duty cover.