The 20 lb Refillable Horizontal Propane Cylinder by Flame King is perfect for fire tables, fire pits, patio heaters, barbeques, RVs, and truck campers. Never run out of propane again! This empty tank comes with a Type 1 OPD (Overflow Protection Device) valve and a Built-in accurate gauge. Features an EZ-HANDLE collar design with a built-in formed handle with no sharp edges. Offers stable bracket feet for more secure footing together with a bolt-down option. Engineered with rugged, high-grade steel welded construction, specifically designed for lightweight strength. All Flame King cylinders are X-RAY and Hydrostatic Tested, DOT APPROVED, and pre-purged for immediate filling.