Rather than me write about it here why not go and look at the "Deeper Blue" web-site where you can find a lot of info on pneumatic spearguns. People there generally know what they are talking about rather than just echoing what they have read posted on the various forums.
http://forums.deeperblue.net/archive/in ... f-110.htmlDeclaring that guns are shit tells no one anything of substance. I just posted here to provide some factual info. I only joined the forum to contact one of the moderators by PM as I did not have his e-mail address.
Not sure when Hartleys ceased trading, maybe the late seventies, the shop was in Flinders Street and probably the real estate that it was built on became too valuable. The whole block was redeveloped.