ITEM NAME:12Inch Rv Propane Pigtail Hose Connector With Type 1 Connection X 1/4 Inch E6N9 12Inch Rv Propane Pigtail Hose Connector With Type 1 Connection X 1/4 Inch E6N9 Fits camper's 1/4 inch inverted flare inlet auto change-over regulator to a 20lb-40lb LP tanks.(NOT 1/4 inch Male NPT). Package include: 2 pcs The pigtail hose can also be used to connect to an installed 4-Port Tee as an auxiliary propane supply Perfects for BBQ, RV and camping needs or having an outdoor cookout High quality solid brass fittings-provides secure, airtight connection propane equipments Installs quickly and easily tool-less attachment to propane tanks and regulator Colour: Black Note: 1/4 inch inverted flare is not 1/4 inch Male NPT (Please check your two stage regulator connector before you order) How to use the propane pigtail hose ? The Propane Pigtail Hose 12 inches long with an Acme nut on one end and a 1/4 inch inverted male flare on the other. This connects to a propane tank and to the propane two stage regulator or auto change-over regulator. You can use the pigtail hose with a 20 pounds or 40 pounds refillable propane tank and connect it to a regulator or 4-Port Brass Tee. It can also be used to connect to an installed 4-Port Tee as an auxiliary propane supply. Material: Brass + PVC Length: 1 feet/12inch/30.5cm Rated for: 200,000 BTUs per hour Type: QCC1/Type1 Connector (New Style) Connecting thread: Type 1 connection and a 1/4 inch inverted Male Flare. Package Contents: 2* connector