MPN: ARM258-AR10


  • Single-stage drop-in replacement for your AR-10 buffer and spring
  • Gen 3 design
  • Reduce felt recoil
  • Keep the buffer spring from rubbing against the inner wall of the buffer tube providing smooth and quiet operation
  • Made in the U.S.A.
  • For A1 or A2 style stocks, Fixed Stock to Carbine Spacer is needed. Sold separately

*Main spring can be trimmed at .25 lbs per coil to reduce tension up to a max of 12 coils.


  • Actual Weight (Complete System): 7.20 oz.
  • Equivalent Buffer Weight: 4.7 oz.


  • AR-10/6.5 Creedmoor with carbine buffer tube


  • 1x Polymer Base Guide Rod
  • 1x Spring
  • 1x Buffer


So, that .308 AR build you have going seems to be just what the doctor ordered. It’s sleek, functional, and lays rounds into the target time and again, but there’s just something that’s not quite right. Santa Clause might raise such a clatter on the newly fallen snow, but your new build shouldn’t. When you want to mitigate that clatter, it’s time to upgrade to an Armaspec .308 Sound Mitigation Buffer. You’ll keep the rattle in check, at the same time you will help your weapon run smoother.

One Shot Redemption

When you choose to upgrade to an Armaspec .308 Sound Mitigation Buffer you don’t wind up with a nest of snakes to deal with. You only have one simple, drop-in component to manage. All you need to do is access your lower receiver, push a detent pin, and slide in a completely new system. It’s available in a range of weights to accommodate your individual needs for preference and reliability, and it rapidly adapts to your style of shooting with minimal time in the trade.

Noise, Wear, All in All, Less Is More

When you run a .308 you expect more abuse on every part of your weapon. Undoubtedly, when you choose to incorporate a .308 Sound Mitigation Buffer from Armaspec you expect improvement. You will experience less recoil, less extraneous noise from your buffer tube, and less wear on the tender bits inside your system. No doubt, the less stress you put on your weapon, the longer it will serve you. So, you should make it easier on your weapon, and better for you by choosing Armaspec.

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