SpudFiles

i read the search effectivlely thread and did that but i still couldent find what im looking for
has anyone made a fullyautomatic 4.5 mm airgun or pellet gun that has some power like 600 fps or higher???
i searched a bunch of different terms

Sounds like you want to make a high pressure BBMG.

http://www.spudfiles.com/forums/9mm-smg ... 19367.html

http://www.spudfiles.com/forums/hpa-air ... 21457.html

Thanks for the help