These were used when we used to go camping. I am pretty sure that these descriptions are correct:
BLUE: Screw type Butane, Outlet pressure: 29 mbar max , Cylinder connection screw type Calor Gaz 4.5kg, Outlet 8mm nozzle , Rating 1.5 kg per hr.
RED: Igt Patio Gas 27Mm 37Mbar Propane Gas Regulator.
Please take one or both.
Butane and propane gas bottle regulators (Epping CM16)
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