1.1kg filled !! such a nice setup the myth reg on a stako, its shorter than a 0.8l bottle and a standard reg. great for us short armed shooters 
btw/ one of the vendors at campaign had a few of these for sale........... sorry cant remember which one but i guess it wouldnt be difficult to find out
btw/ one of the vendors at campaign had a few of these for sale........... sorry cant remember which one but i guess it wouldnt be difficult to find out