I am trying to figure out what adapters are needed to fill our bottles fro mch6 compressor that I'm looking to order I have pictures of the way 2 bottles look the other bottles are different and can post .ore pics in the morning of them thanks for any help 
the first picture is the way 2 bottles were filled by screwing in compressor hose on a Bauer compressor and bleed valve must of been on the Bauer compressor hose I'll get pics of the other 2 bottles in the morning one has a bottle valve from joe air tanks for sale and the other is scba with a different style please help me figure out what will need
