picture of the foam tape lining

I put a lining of foam medical tape on the inside of the barrel at the bottom end so when you drop the paintball in it gets lodged perfectly in the foam.

works great.

any other tape probably would have worked too but my mom had foam tape so i used it.

the brush idea seems pretty good too.

i was pretty impressed from the damage of a paintball and 40 PSI seems like it was about 400 FPS because it more then a pantball marker thats why i shoot the cannon at 90 PSI

P.S. anybody know how to make the paintball not roll out of the barrel when you point the cannon down.

this is my basic cannon that i have had for a while but am posting it now because got more barrels. am currently using a 3/4 in. barrel. I have 2 in, 3/4 in, and 1/2 in. I loaded the cannon up and pumped it to 90 PSI shot the jug and it rolled about 5 times. the paintball went through the front and ...

I have a tank with a blow gun and I have been wanting to mod a cheap air horn to put on to my tank. i would take the horn off of something like this http://i153.photobucket.com/albums/s205/Mark0256/LJ-3673483C.jpg and add the horn to this http://i153.photobucket.com/albums/s205/Mark0256/Picture2.jpg...

How would I connect a blow gun to a brakeline or any other type of 6mm airsoft barrel? I have not gone shopping yet, so about how much is brake line or copper pipe? like this: <a href="http://photobucket.com" target="_blank"><img src="http://i153.photobucket.com/albums/s205/Mark0256/howtoconnect.jpg...

this is my design plan for a semi automatic or burst of two or three 6mm plastic BBs <a href="http://photobucket.com" target="_blank"><img src="http://i153.photobucket.com/albums/s205/Mark0256/airsoftcannon.jpg" border="0" alt="Photo Sharing and Video Hosting at Photobucket"></a> it will be my first...