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Any people with copper barrels
Posted: Sun Jul 17, 2011 12:07 am
by jsefcik
If you have a copper barrel and you are using 1/2 inch, I found a new ammo you can use and fits great =)
Use double A batteries, my little brother found out by just trying it. He was able to launch them things out of site. =)
Posted: Sun Jul 17, 2011 12:27 am
by Technician1002
I had better performance shooting them out of a 2.5 inch barrel in a sabot. They flatten much more when shot against a steel plate. The acceleration is much higher.

Posted: Sun Jul 17, 2011 12:29 am
by jsefcik
Is that styrofoam? With the battery in the middle ?
Posted: Sun Jul 17, 2011 12:37 am
by daniel0663
Tech - That's impressive battery pancake, did you use your QDV to achieve this? if so what was the operating pressure?
Posted: Sun Jul 17, 2011 1:04 am
by jackssmirkingrevenge
jsefcik wrote:Is that styrofoam? With the battery in the middle ?
... and PET bottle support, otherwise the foam will collapse.
Posted: Sun Jul 17, 2011 1:07 am
by jsefcik
@ jackass, what PET bottle support, it looks clearly like styrofoam
Posted: Sun Jul 17, 2011 1:11 am
by jackssmirkingrevenge
jsefcik wrote:@ jackass, what PET bottle support, it looks clearly like styrofoam
You're right, my bad

Posted: Sun Jul 17, 2011 1:23 am
by Technician1002
70 PSI, 2 inch QDV. 3 Gallon Air Chamber. Swim noodle. Water bottle.
http://www.spudfiles.com/forums/flat-aa ... 21827.html