Added: 2 years ago
From: ratech5915
Views: 15,224
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  • Hello ratech5915,

    Should I use the original valve spring or use the valve spring come with the NPAS kit? Any difference in output power? Many thanks.

  • Is there something like this for a WE1911?

  • How does it work? what does the stick do?

  • can i put this in a KWA MP9 as well?

  • khanseb sent me

  • My favorite weapon !

  • Do you have to put the piece back on that sit on top of the loading nozzle? because I realized that you didnt put it back on when you reassebled it. anybody?

  • Do you have a video on installing an NPAS into a sniper or GBB pistol?

  • Is the adjustment tool included.

  • naps valve調教後,較長時會比較大力,還時較短時教大力???

  • how to remove the pins?

  • @jackytkh which pin

  • @ratech5915 the 0:20-0:30 one

  • @jackytkh knock it out

  • Comment removed

  • Hello I have got problem with Bomber Steal Bolt, cant fit to KSC MP7a1

    Its too fit

    and also got problem every time took shot with reinforcement nozzle (ready fighter)

    The gas blow out after taking shot

    Could you advise?

    Tks

  • where can i but in hk and how much of each??

    thx

  • @jackytkh please contact us by email at ra.ssh5915@msa.hinet.net

  • @jackytkh please contact us by email

  • Comment removed

  • Can this be used with the KWA/KSC Mac 11/M11A1?

  • I want this NPAS kit for mp7 and system 7 pistols. It's sold out everywhere.. RA TECH help!

  • @cjboi204 back to stock

  • all I can say is beautiful... i want one

  • so basicly you can adjust your fps? would this work for a kwa USP NS2?

  • does this product affect the rate of fire of the gun?

  • WHERE DO I BUY THIS KIT!!!!

  • contack us

  • screws....get rid of the asian toy design! No tiny screws please!

  • Lol

    KSC= Trademarks ie H&K= uk, japan market

    KWA= no trademarks or fake trades=USA market

    KSC&KWA are the same just different trades

  • KWA MP7 has trademarks

  • Actually the KWA and KSC models are different internally and externally. Both have trades, but the KWA has different officially licensed trademarks from Umarex for use in the US.

    Internally, they share many components but have both different piston heads and floating valves.

    The KSC was retro-designed to use HSC143a from the originally designed KWA MP7 that was built for Green Gas / Propane.

  • the only difference is the fps basicly so kwa has higher velocities because ksc has to be under 300fps.

  • your dumb there both liscenced both have trades and the KWA has a metal bolt

  • RA-Tech, would it be possible make a product for the KWA MP7 that would increase felt recoil?

  • yes , we develop heavy bolt carrier to increase recoil already.

  • wat about one for KWA H&K MP7 that makes FPS higher than 380...maybe 450

  • Its exactly the same.

    KWA = KSC

  • not true KWA is better quality look it up. Sister company to KWA kwa is better

  • KWA and KSC have the same quality between the 2. its just that the models they release have different parts to comply with different laws. most of the time, KSC releases plastic bodied guns and restricted valves, this is because KSC has to comply with japanese metal content and muzzle velocity laws. KWA doesnt have those restrictions, so they normally have metal slides and different valves for higher FPS limits.

  • in the case of this MP7, between KSC and KWA, they are 99% the same, the only difference being the floating valve. the japanese version has to be restricted because of the .98j muzzle velocity law in japan. but, this kit replaces that part in both versions creating an equal gun no matter if you convert a KWA or KSC version.

    the rest of the guns are exactly the same, thats why they both cost the same.

  • The KSC version cannot handle green gas/propane.

  • Taiwan version can.

  • They are exactly the same.

  • No, KSC is made for HFC134a, and could very easily break on GG. Take the MP7 for example - people have had their cylinders explode.

  • @Shinakumiatsu

    Can you also swith out loading nozles? KSW with KWA?

  • @Shinakumiatsu

    Can you also swith out loading nozles? KSW with KWA?

  • doubtful, you will need longer inner, their fps showing didn't increase, only went down (I known this from my Magna NPAS it doesnt increase)

  • such a great job guys!!! now can you build us an adapter so we can put a silencer on it?? haha

  • there is a company that makes them, search on arnies.

  • hey could u pm the link to me i cant find it!

  • wow Im surprise this actually went though

  • Damnit

    an MP7 NPAS KIT

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