hey, i am building one that is gravity feed and has sort of a hopper on top, it uses Co2 and does not have a vortex, i have been able to shoot it but its not quite done yet, the only problem i have is getting the bbs to fall down into the stream of air, so i may use a funnel, not sure if this really...

sorry about the pictures the site i was using said too much bandwidth or w/e but theyre up now. thanks for the suggestions deathtodeer666

thanks, no [it does not require earplugs] but it does deliver quite a bang

OK, this is my second potato gun. I've had for a few months now. I like to use map gas or propane, but I find map is best. I use 40 psi in this system of both map and propane. I like it alot and am very proud of it especially when showing off to friends. It shoots a potato about 600 feet and makes q...