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.300 AAC Blackout 220 gr. Subsonic Loose (Reman. packaged 500 rnds./case)


This ammuntion is packaged and sold as cases of 500 centerfire cartridges that are all brass casings.

Have some suppressed, quiet fun at the range with these 220 gr. .300 AAC Blackout cartridges. They use a polymer coated lead bullet that's modeled after Sierra's well known Match King and mil-spec primer to help prevent slam fires.

It is STRONGLY recommended that a twist rate of 1:7 or faster be used for a barrel 8" or longer and a twist rate of 1:6 or faster be used for barrels shorter than 8" to ensure bullet stabilization.

  • Caliber: .300 AAC Blackout
  • Condition: remanufactured
  • Package count: 500 cartridges
  • Muzzle velocity: 1060 fps
  • Muzzle energy: 550 ft lbs
  • Muzzle velocity: 1060
  • Barrel length tested: 10"

Other known names for this cartridge are .300 AAC, .300 BLK, .300 Blackout, and 7.62x35mm.

If this subsonic ammunition will be discharged in a gas operated firearm it is STRONGLY recommended that such firearm incorporates the shortest length gas system possible (in most cases pistol length) or at the least an oversized gas port with an adjustable gas block installed to ensure proper functioning.

Rated 5/5 by 3 reviews
$522.74 per case

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Reviewed by vgreenwo
1 0
(Posted 12/13/2016)
"great ammo! shot it through my 8.5" barrel & it worked perfect..."
Reviewed by pdsllc
3 0
(Posted 10/31/2016)
"Excellent product! No cycling issues or lead fouling when shooting through our integrally suppressed blackouts. Consistent grouping. Would absolutely purchase again for our testing!"
Reviewed by Jugglajay216
3 2
(Posted 7/29/2016)
"Fast delivery cycles well will update after i shoot"