This 12-inch Pigtail Propane Hose Connector by Flame King is for connecting your propane cylinder to your RV or trailer propane regulator. It is rated for 200,00 BTUs per hour and comes equipped with an ACME nut x 1/4" inverted male flare. Designed with safety in mind, this Flame King Propane Tank Hose Connector includes thermal protection against fires, as well as excess flow protection in the event of a broken gas line. The well-thought-out design of this accessory will allow you to stay prepared in emergencies and will give you peace of mind that your RV is well-equipped to prevent accidents. This propane tank pigtail hose is compatible with 5–40-pound refillable propane tanks and can be connected to a regulator or 4-port brass tee. Level up your RV and get your Flame King Propane Tank Hose Connector while supplies last!