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Proof Research

Proof Research 6mm ARC AR-15 Pre-Fit Barrels

$569.00 - $899.00
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See the video 6 ARC below 

 

 

***PREORDER*** 

Hornady’s 6mm Advanced Rifle Cartridge (ARC) is the first time in history that the commercial announcement of a cartridge was preceded by adoption within the military. While Hornady has been extremely secretive about who adopted the cartridge, they can say that it is a “notable Department of Defense (DOD) entity.”

The reasons a military unit would be interested in the 6mm ARC are for its utility and mild manners that ensure long firearm life. Threats have learned to stay 500 to 600 meters away from our troops on the battlefield to be safe from the effectiveness of our 5.56mm rifles, carbines and machine guns. The U.S. military has been looking for a solution. 

The 6mm ARC is unique among rifle cartridges in that it fits in an AR-15-pattern action, functions reliably out of standard-capacity 24- or 17-round magazines, and remains supersonic beyond 1,000 yards in a standard atmosphere. This allows a rifle chambered in this cartridge to be used for everything from close quarters battle (CQB) to sniper missions while simplifying logistics for the units that carry it.

BARREL SPECS

  • Length: 16", 18", & 20"
  • Chamber: Hornady 6mm ARC (Advanced Rifle Cartridge)
  • Muzzle: Threaded 5/8x24
  • Gas System Length:  Rifle Length on 16" and Rifle Length +1" on 18" and 20"
  • Gas Journal Diameter: .750"
  • Twist Rate: 1:7.5"