So have you encountered ‘The Modern Pneumatic Airgun’ – H.M. Buckley, this is something that you may just want to try at home?
It has never crossed my mind to build an airgun. Simply would not think that it could be that easily done. Apparently it is that easy, and if you can follow instructions and I suppose you’re vaguely good with your hands, then why not? Here is a video that shows you how!