Easy to install Compared with short connectors, the filling process is easier and more convenient. You only need to turn the 20-pound can to get the liquid propane to the bottom. Flexible and easy to route 360 degree free bending provides good flexibility and easy layout in tight spaces. Simple valve control The valves make it easier to turn the propane supply when the 1-pound tanks are full. 1 lb valve tube included 1 lb valve tube is supplied for ready connection to 1-pound tanks. Compatibility and applicability Works with standard 20-pound propane cylinders and 1-pound tanks. Use scenarios - Camping and outdoor cooking: fill and refill 1-pound cylinders for camp stoves and portable grills. - RV and tailgating setups: quickly provide propane to 1-pound tanks as you rotate through multiple devices. - Home or workshop backups: maintain ready 1-pound cylinders for emergency or supplemental cooking equipment.