Thx i will try taking it out and look!!!

last night i just finish my piston air gun it work like a pengun but bigger. i use a tot gule as a piston and it fit very wall. when the epoxy dry i try to shoot it at 200psi and it work great for 3-5 shot but at the 6th shot when i press the valve to shoot the air just pour out and just a little ai...

is it ok to use a co2 bike refile with a mini pen gun if so will it be more powerful

i have a question that how to make a glue gun piston for a pen gun? i try making it and it end up stuck and i cant take it out

how do you make a piston out of a hot glue that fit perfectly in the marker plese tell me because i try putting the hot glue in the marker and end up cant get it out lol

thank man is it good for me to make the piston out of glue gun and i think to make one out of a copper pipe i wonder if i put the glue gun in and let it dry how could i get it out i already try but cant get the glue out

2 days ago i make a pneumatic pen gun using plastic pen for the body and the eraser and a piece of rubber for the piston for the shredder valve i use a valve from bicycle. i glue everything with 5 min epoxy and also use a super lube lubricant . when i pump it to 90 psi(that's the limit of my pump) i...

aprosimatly how many psi it can hold and if i use a super lube its like a lubricant would it be better this is the picture
http://postimage.org/image/mh8hth8c1/c5f6eb06/
is it ok to use a rubber / eraser for the piston by the was the lubricant doesnt beat up the rubber thank you for helping me

it leaks throu the barrel i just start pumping at it leak cant shoot

does the piston must fit perfectly in the gun if yet plese tell me how
http://postimage.org/image/8nwlb29tv/cbbbc301/

edit by moderator: edit your previous posts, don't double post or I'll delete them.

it leaks throu the barrel

i made on iad it was leaking. i use a pencil ruber for the piston .http://postimage.org/image/whr8lag69/86f8fb50/

if anybody know why it leaks plese tell me i am a newby

thank you very much

I want the one that won't break easily

I want to buy a strong one and please tell me the price to. By the way I live in Thailand to Plz send to Thailand.i can pay by PayPal. It's hard to find material in Thailand