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Rainier Arms Select 5.56MM Barrel - 10.5 - Canadian Tactical Cowboy Supplies, Ltd. - 1

Rainier Arms

Rainier Arms Select 5.56MM Barrel - 10.5

$299.99
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There are a number of advantages to polygonal rifled barrels; such as less bullet deformation, resulting in reduced drag as well as prolonged barrel life, not to mention ease of cleaning. These barrels were made to our exact specifications & drawings and made of 416R Stainless steel. We control the manufacturing process to provide the most accurate barrel in its price range.  Guaranteed to shoot sub-MOA at 100 yards with match ammo. You deserve this confidence inspiring barrel for your next custom build.

Features:
  • 416 R ordnance grade stainless steel produced in Germany by the same mill as H&K
  • F bar rated = meaning it is acceptable for use by all Nato country’s
  • Extensions made from 4140 AE = meaning aircraft grade steel
  • Manufacturing proprietary processes creates a stress free product that has a hardened surface on the bore. To improve the wear and longevity
  • M4 feed ramps on extensions to current production standards to ensure conformance between manufactures

Specs:
  • Barrel Length: 10.5"
  • Gas Block Seat: .750
  • Rifling: Polygonal 5R
  • Weight: 22 oz
  • Stainless Steel: 416R
  • Feed Ramps: M4
  • Gas System: Carbine
  • Chamber: 5.56MM
  • Finish: Matte Stainless / Black Oxide
  • Twist: 1X8
  • Thread Pitch: 1/2X28
  • Testing: MPI tested
  • Made in the USA!

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