no need to change your pipes or regulators

This is used to convert the outlet on a refillable gas cylinder with a factory fitted butane style / Male 21.8mm LH fitting thread on it to male UK POL fittings.

Commonly used for fitting UK propane regulators to cylinders with 21.8mm LH fittings which are fitted on some UK butane cylinders (mainly blue ) and many of the refillable cylinders.

 GAS IT  Refillable gas cylinders or even a Gaslow  cylinder and have a propane regulator or pig tail and don't want to replace them then this will do the conversion for you.

5/8in BSP-LH female POL for propane x 21.8mm SI-LH female.