beautiful build man

how do you get it to the thousands for psi?
is it cos of a small chamber? and what pump are you using to get that thousands of psi

this might sound stupid but bear with me (i m a noob)
what are the cartridges for?
some kind of sabot holder?
i just dont understand y not fire the ammo straight

wow.... i think you can use this to demolish that abandoner house that spoils the view of your neighbourhood

really really a monster

emm.. can you explain how the 3 way valve works?..
i dont understand y do you need to fix it to the barrel also
(i m very noob please be patient with me)

emm.. can anyone please give me some constructive comments.. i would really like to do this right and post it here

great idea.. but i was wondering if using a spring at the piston would solve this problem?

emm i m sorry but i dont really get the idea of how this works.. maybe an animated gif or some explaination..i dont understand the ev and 3 way valve part

thanks man.. i m really happy that i joined this site.. the day i post is the day i get replies and constructive comments ^^

..... ths thing looks great.. i looks really clean and smooth

poland.. can you give me links or explain abit on the mechanism on the 2 chamber semi auto? cos from what i think.. i feel that my design is in a way a semi auto with 2 chambers.. maybe some links for examples? emm.. 1 more thing.. is shooting a nail fixed to a straw from a small barrel going to giv...

please give me constructive input..
i wan to make this a good and advance gun and post it here for every1 to see

-spud together,shoot together because we learn together-
-by myself

ok... let me explain how the gun works.. firstly.. i havent built it.. the 2 pictures up there are to comfirm if i have pressure rated pipes and can they hold 100-200psi safely now.. refer to picture "test 1" air enters the secondary chamber through the valve at the bottom until the pressure in the ...

this is my first post and i learn about this site while researching on how to make a semi auto gun the aim of this gun is to: 1)use a take of compressed air fixed to gun (pvc tube holding 100-200psi is it safe?) 2) to pressurise a secondary tank and release all the pressure in the secondary tank whe...