300BLK AR Pistol Upper – 10″ Barrel 1:8 Twist – 10″ M-lok Rail


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SKU: AR-CU200-10.5M Category: Tags: , , ,


Complete built upper receiver:

  • 10.5″ barrel chambered in 300BLK with a 1:8 twist
  • Birdcage flash hider
  • Pistol length gas system
  • 10″ m-lok handguard
  • Flat-top mil-spec upper receiver with installed dust cover and forward assist
  • No BCG or charging handle


Additional information

Weight48 oz
Barrel Length



AR, AR-15


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