NEW 21mm CARAVAN 7KG HI LOW BUTANE GUAGE CALOR GAS BOTTLE LEVEL INDICATOR 7 KG
£13.99
WHEN YOU PUT IT ON A NEW BOTTLE DEPENDING ON SIZE THE NEEDLE GOES RUFFLY TO THE END OF THE YELLOW AND THEN WILL GRADUALLY GO DOWN WHEN THE BOTTLE IS GETTING EMPTY. TENTHIRE DIRECT.
