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RSR Part #: CMMG38D920A Manufacturer Part #: 38D920A

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CMMG, Barrel, 308 Win, 12.5" Barrel, 1:10 Twist, Mid-length Gas System, 4140 CrMo, Salt Bath Nitride Finish

Warning WARNING

  • 12.5"
  • Medium Taper Profile
  • 4140CM
  • Salt Bath Nitride Finish Inside and Out
  • 1:10 Twist
  • 308 WIN Chamber (also accepts 7.62x51 NATO)
  • Threaded 5/8-24
  • Mid-Length Gas Port
  • .750 Gas Journal

Product Description

Perfect for building your custom MK3 upper group. Comes with properly installed barrel extension. All barrel sub-assemblies are properly headspaced. ALL NFA RULES APPLY

Specifications