i guess it was done badly

this is my 2nd penu... umm i was messin around with it and a piece ripped from the inside out so ima have to build a new one... so if you would please comment on what u would have done and what the weaknesses of this gun are so as i can make a more effective gun... Thx its about 5' long... and the s...

kk ill try that thx

yea its a penu... for around 80-100 psi

i have an idea for a new cannon i want to make and it includes a stock made out of pvc but it reqires stoppers to keep the air from flowing through the stock, and i was wondering, how do i make/get an effective stopper? im not 2 sure if they make them and sell them at the local hardware store but if...

i have a few pneumatic cannons atm, but i still cant answer this, does having the chamber not directly behind the valve make a noticible differnce in power? and wiht that, i also need to find a more sutible souce for air, the car tire compressors arent going past 60psi for me... and i dont really wa...