nice one!, how ever im planning to shoot tennis balls, i have it almost redy so far ill uplode some pictures soon, havent been able to spend much time in the forums due to some hard test

thx for the info, i have completed the presure tank for now and im moving forward to the vale and loading mechanism, im looking at some designs here on the forsm but they all look a little complex for my first build so im thinkink and planing to build a more simlpe one but that at the same time allo...

wow that´s amazing but i was looking into the valve system an the piston thing an i was wandering, does the air shoot the ball or the piston??

because i am planning to build mi first cannon and and i kinda need some advice