the barrel dosent fill up with water i have the foam filled all the way up and down and narrowed to a point at the end. the foam is really thick, it would be hard for water to get past it unless the thing was under water for a long time like 2 days. i just need to know how exactly i would set up the ...

i already got the tight seal down. poured expanding foam down the barrel after i put the spear in so the ammo is air tight, i only need it to shoot once but i dont know how to set up the pneumatic stuff. iv kinda only done this stuff with combustion and i dont really have much money to spend on it.

does anybody know how i could make a spear gun that will actualy shoot under water? i made one that shoots out of water quite well thats kinda just like a regualy combustion spudgun but im at a loss when it comes to building one that will actualy fire under water and work well. does anybody have any ...

ya i just got the fitting, it was hard to find to, it was in the bathroom at our highschool football game, i looked at it and i was like DANG THATS IT and pulled the gutter out and me and 2 friends yanked it off and slaped it on my gun when i got home. now im just getting the clear barrel and ill be ...

thanks drac

i did find the size of a tennis ball with the searchbar it told me about the forums and i asked on the fourms and found out.

and how was i suppose to feel? i ask a simple question that takes 1 sec to answer and i get harrased about the importance of search bars? couldent he have just ...

is it just me or is there no such thing as a 4"x2.5" reducer?!? i asked my search bar and he has no fricken idea! as usual! does anybody know of a website that sells odd sized fixtures?

get a dixie cup that fits down your barrel and use frozen peas!!!!!!!!!!! they shoot real good and they smack real loud wen they hit stuff

i have a foot long 4" chamber and a 3 foot long 2.5 barrel using wallmart hairspray. the first time i shot it it freaked out me and my cat. whatever you do be in a field our huge empty place i did it in my backyard thinking it would be nothing and now im missing a fence board and my neibors think i ...

its called experiance and my search bar dosent know what size i need but on the other hand.... PEOPLE WHO SPEND THEIR SPARE TIME LAUNCHING TENNIS BALLS MIGHT.

and my search bar doesnt like your attitude

i just bought my clear sch 80 chamber 4" for only 25$ its pretty sweet

sounds simple enough. ill find a way to get it wrong tho thanks

thanks this gun is gonna be great i cant wait to show you all!!!!

thanks again for the info

What size barrel do i need for a tennis ball? i am not a super great mesurment guy and i figger i can save myself from myself and just ask.
i am also incredibly lazy (off topic) if any of you know what size i need or if you have made a tennis ball launcher befor your info would be used with great ...

im putting a fan in mine so my spudgun can live in the house. my roommate has bad lungs and he will get sick if he takes in hairspray so im putting the fan in to clean it and make it more tolerable. Also if you use hairspray or axe it will cool down the gun and get all the fumes out quickly so you ...

lol nice little mantis dude hehe. the gun is pretty sweet too

my friend made a gatling gun for 1 1/2 inch spuds. it only had 3 barrels but it was pretty cool. he broke one of those spinning bar chairs and used it to rotate his guns and he had our weed wacker to turn it automaticaly
he put this little / looking piece of wood to push in the BBQ starter on the ...