Brownells 75th Anniversary - A Shooting Heritage


  • 18” Fluted Heavy Barrel
  • Chambered in 7.62x51mm
  • Machined from 416R Stainless Steel
  • Teflon coated matte black finish
  • 1-10 Twist
  • Button Rifled
  • Mid-length gas system
  • .936” OD at gas port (gas block not included)
  • 5/8-24 muzzle threads


  • 18” Fluted Heavy profile provides a rigid and strong barrel for long distance shooting
  • Fluting provides weight reduction, while providing a more rigid than a standard barrel of the same weight
  • 5/8-24 muzzle threads and mid-length gas system are compatible with standard 308 AR components
  • 7.62x51mm chamber accepts military type ammunition, as well as 308 Winchester ammo

Requires #231-000-333 Gas Block as a separate purchase.

AR-15, Issue:11, Page:021
Big Book Catalog, Issue:71, Page:020

SPECS: 18” Length. 416R Stainless Steel. Matte black Teflon finish. Mid-length gas system. 5/8-24 muzzle threads. 1-10 twist. Button rifled. .936” OD at gas port. Requires DPMS Micro .936 Gas Block #GB-LP936 (#231-000-333).

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In Stock

Cartridge: 308 Winchester, 7.62 mm NATO

Length: 18

Barrel Weight: 3.461 lbs

Contour: Fluted, Heavy, ...

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