Author Topic: npas and co2 mags?  (Read 1118 times)

Offline jdmsquadleader

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npas and co2 mags?
« on: December 25, 2011, 06:55:33 PM »
anyone who uses co2 mags and a npas system able to get there gun down to around 330 fps? reason i ask is im planning on building a woc with npas and ghk co2 mags and am hopeing to bring the fps down to 330 ish if this is not possible pls give me some options i really dont like the green gas mags made for the woc at least the g&p ones they are very finicky
jdm

Offline Dayton

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Re: npas and co2 mags?
« Reply #1 on: December 29, 2011, 05:59:04 AM »
I used the NPAS in my MP7 (green gas) and it lasted about 200 rounds. I imagine it would be even harsher on a CO2 system.
Maybe I just had bad luck on mine, idk. But I won't buy another. Instead, you should just remove the nozzle, and see if you can find a new one that lets less air through. (or have one made, shouldn't be that hard)
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Offline Paradox

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Re: npas and co2 mags?
« Reply #2 on: December 29, 2011, 09:00:32 AM »
Co2 will degrade the internals 20x faster than green gas. There is no lubricant flowing through and co2 has a tendency to have metal particles disperse through the internals causing damage as well.
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Offline jdmsquadleader

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Re: npas and co2 mags?
« Reply #3 on: December 29, 2011, 07:45:41 PM »
i usually use propane and im sick of the smell and green gas isnt much better in smell. also the pain in the ass of disasembling the mags time after time is driving me nuts. im wondering if the co2 mags would be better? as long as i can get the fps down to 330 i can deal with the extra wear and tear on the woc i think
jdm

Offline Dayton

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Re: npas and co2 mags?
« Reply #4 on: December 30, 2011, 05:40:53 AM »
Why do you have to disassemble the mags time after time?
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Offline jdmsquadleader

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Re: npas and co2 mags?
« Reply #5 on: December 30, 2011, 09:49:08 AM »
cause they leak
jdm

Offline Paradox

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Re: npas and co2 mags?
« Reply #6 on: December 30, 2011, 10:48:29 AM »
That's because propane is more harsh on the mags than green gas. No lubricant.
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Offline jdmsquadleader

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Re: npas and co2 mags?
« Reply #7 on: December 30, 2011, 12:27:46 PM »
i add lube to the propane adapter every time i use it to fill a mag. and when i used to use green gas the mags still would leak after about 20 uses
jdm

Offline Katana0

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Re: npas and co2 mags?
« Reply #8 on: December 30, 2011, 08:53:24 PM »
Some of my magazines that I abuse a bit more than others do leak from time to time from the dry propane, but they usually seal up pretty well with some well placed lubricant.  I bought a duster gas adapter a long time ago, and I've found those fit quite well on cans of silicon oil too.  I just periodically shoot some up into the mag, followed by a propane charge to disperse the silicon oil in the magazine.