Brownells Brownells Brownells 75th Anniversary - A Shooting Heritage

AR15/M16/308AR Barrels in various calibers machined and finished to Brownell’s specifications right here in Iowa

Features:

  • Quality AR15/M16 barrels available in a variety of chamberings including 300 Blackout, 5.56x45mm, 223 Wylde, 223 Remington & 308 Winchester
  • Available in a wide variety of contours and gas systems to meet your needs
  • Select barrels finished with a matte, black nitride finish for superior hardness, lubricity and ease of cleaning
  • Barrels are machined from 416R gun barrel steel
  • 300 Blackout barrels feature a 1-8 twist, for excellent performance with sub-sonic rounds
  • 5.56x45 barrels feature a 1-7 twist, for improved performance with military 62gr and heavier bullets
  • 18” & 20” 5.56 & 223 Wylde barrels feature a 1-8 twist, for use with a wider variety of bullet weights
  • 24” 223 Remington varmint barrel has a 1-12 twist, for lightweight varmint bullets
  • 308 barrels utilize a 1-10 twist for use with the widest variety of bullet weight
  • 223 caliber barrels use a ½-28 thread, while the 30 caliber barrels utilize a 5/8-24 threaded muzzle
  • M4 contour 14.5” barrel is machined from 4150 chrome moly steel
  • All barrels are precision button rifled
  • NOTE: The two LW barrels (080-001-013, 080-001-015) are 0.625” OD at gas block, while ALL others are 0.750” OD at gas block


AR-15, Issue:10, Page:016

BROWNELLS - AR-15/M16 300 BLACKOUT BARRELS

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2 Item(s)

$239.99

In Stock

Cartridge: 300 AAC Blackout

Contour: Medium

Finish: Nitride

Length: 10-1/2

Gas System Length: Pistol

Muzzle Threads: 5/8-24, ...

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$239.99

In Stock

Cartridge: 300 AAC Blackout

Barrel Weight: 1.99 lbs

Contour: Medium

Finish: Nitride

Length: 16

Gas System Length: Carbine, ...

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