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  1. J

    Piston or Stoner?

    Re: Piston or Stoner? one shot, thanks for the apology, your a pretty decent dude after all. and the bushing in the upper was installed correctly, hell, adams arms had my rifle 3 times.
  2. J

    Piston or Stoner?

    Re: Piston or Stoner? Ok well sorry I didnt fill out my profile. I joined to look at some forums and buy some glass off someone mainly, ill make sure to fill it out at some point. All ammo was factory xm193 or m855, shot from a sitting bench, slow fire, zeroing an eotech and for groups at...
  3. J

    Piston or Stoner?

    Re: Piston or Stoner? One shot, PM sent. If you think so highly of piston's you can buy my kit and get snap happy. I have the gas block # and RMA's numbers, tracking information, and gunsmith invoices from adams arms stating what they believe happened, what they tried to fix it. I give two...
  4. J

    Piston or Stoner?

    Re: Piston or Stoner? I will say though that the thing ran damn clean, still grouped moa with a piston snapped in 5 places. I think the idea of a retrofit piston kit will almost never work, but uppers that are redesigned to work around the piston system are the way to go. sig, h und k, lwrc...
  5. J

    Piston or Stoner?

    Re: Piston or Stoner? I posted this elsewhere. Just my .02. I HAD an adams arms piston kit. Installed by adams arms, and snapped 3 pistons. Kept sending the upper back and forth. After 3 pistons, despite good customer service, I said screw this, switched back to DI, and now have a reliable...
  6. J

    After Market Piston Kits for AR-15

    Re: After Market Piston Kits for AR-15 I HAD an adams arms piston kit. Installed by adams arms, and snapped 3 pistons. Kept sending the upper back and forth. After 3 pistons, despite good customer service, I said screw this, switched back to DI, and now have a reliable stoner designed rifle...