U should be OK to get it filled I got a vary old tank from a friend got it filled at air as in Tampa with oxigen just sand it by hand and spray paint it to look better

Have made some all the way down to 10grams even drilled out the rear off them to cut the grams down

Only thing is 52grams 32grams on the small one

New Ammo

No I don't put any wadding in gut the marble have been making my own ammo just trying to get some fires in test the piston

1/2 Inch Concrete board

http://youtu.be/l_UoNHC9W4k Shooting with a Marble @ 300psi http://youtu.be/e7npHPFZx4o Shooting with a marble @ 300psi http://youtu.be/d5mL1kKBUJo Shooting with a AA battery @ 350psi http://youtu.be/DO1PPghmmgM Shooting with a AA battery @400psi http://youtu.be/qyeegOg0qzM Shooting with a AA batter...

Valve from some air rides like the ones on my bug are just like a ball valve solenoid opens it like a popit valve [/img]

I will have time to do video Friday will get it up as I do it need to find ammo that is more even marbles I have are random in size see what I can come up with at work.
All comments are welcome

I work on semi truck it is the drain for the air tanks to get the water out of the system works good on my gun

Tell me what you think! i have been working on this for a bit now the valve body is brass and is a piston valve.have had it up to 300psi with my fridgy fireing marble size ammo does vary good have more thing to do to it. http://i35.photobucket.com/albums/d157/mhale63/IMG_20120215_203644.jpg http://i...

I have seen it on here but u can try durafix to weld aluminium have not tryed it I have a welder for steel and alum can buy it on eBay

It will only work from one barrel I got it to work last night will get up pics today I hope

I am building a small minigun that will hold a 3in vortex inside of it if anyone has done a small minigun like to see some pics I will get up some pics of mine and I know someone will ask it will use 6mm airsoft and is only about 2ft over all long. Think it will look better then a peace of pipe with...

I work on semi truck for the last 15 years have tons of free brass in my tool box cost to build 0$$ only the copper The thing I used to make it was 2 co2 tank from paint ball guns brass fitting and the barrel is copper only putting 130psi to it have to show u guys some damage pics does good I think....