Fill up your 1 lb. camping cylinders at home from a 20 lb. bulk tank quickly and easily with the Mr. Heater® Propane Tank Adapter. This adapter allows you to connect your recyclable 1 lb. propane cylinders directly to a 20 lb. tank for a safe and easy refill in about one minute. Adapter features Female Recyclable Cylinder Thread on one side and Soft Nose P.O.L. connection on the other to work with both old and new style bulk propane tanks. Comes with instructions for safe and easy refilling. For personal use only. Manufacturer model #: F276172. Refill empty 1 lb. propane cylinders at home in about a minute Adapter connects 1 lb. cylinders directly to 20 lb. propane tanks Comes with instructions for safe and easy refills Works with both old and new style bulk propane tanks