Check the listing for details. Made For The Gas Innovations, R290 Propane Refrigerant Tank Adapter, 1/4" Flare. Condition: New. Listed at 39.99 USD. Gregoriou Brothers Refrigeration Since 1979Frosty-Freeze Gas Innovations, R-290 Propane Refrigerant, Tank Adapter, Tank to 1/4" Flare Our Part# CGA600-3 GAS INOVATIONS Propane Tank Adapter Our Part Numbers; F273754 50785K92 CPS AD44 Refrigerant Propane Tank Adapter This adapter will screw onto the disposable tanks of Propane and allow you to connect the standard refrigeration hose to it. The hose connection is 1/4" male flare with a internal valve core. UL Listed Our Part# CGA600-3 GAS INOVATIONS Propane Tank Adapter Our Part Numbers; F273754 50785K92 CPS AD44 Refrigerant Propane Tank Adapter This adapter will screw onto the disposable tanks of Propane and allow you to connect the standard refrigeration hose to it. The hose connection is 1/4" male flare with a internal valve core. UL Listed