Bottle MUST be EMPTY if no 80% shut off valve fitted 
(refueling without non-return valve you must close the bottle valve first before disconnecting gun after refuelling!!!)
If you dont know how to use it, please dont buy it
with LEFT HAND 5/8" thread fitting
INSIDE  there is also M21.8 thread 
which can be used for additional adaptors  fill up anywhere in EU

9 cm long

How many liters of LPG you can safetly put in the  gas cylinder:

LPG: KG to Litres (-20%)
3.9kg7 Litres
6kg10 Litres
13kg24 Litres
19kg35 Litres
47kg90 Litres

LPG: 1KG = ~2Litres