Conversion Adaptor from 21.8mm Butane Nut to standard propane Pol

Conversion Adaptor from 21.8mm Butane Nut to standard propane Pol

Allows you to use a standard propane regulator on a gas cylinder with a 21.8mm left hand thread screw on valve

or to convert a caravan propane pigtail to use different gas cylinders a compatible cylinder adapter will also be needed