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Complete AR-15 300 AAC Blackout Build Kit


MSRP: $650.00
Price: $560.00
You Save: $90.00 (14 %)
12 available
Item Number: 300 BLK PK KIT
Manufacturer: White River Armory
Manufacturer Part No: 300 BLK PK KIT

This complete upper includes all the parts you need to build your lower receiver into a rifle. Kit Features

  • White River Armory 16" length Heavy Barrel Upper 
  • 16" length Heavy Barrel 
  • 4140 Chromemoly vanadium barrel with magnesium phosphate finish
  • Carbine Length Gas System
  • .300 AAC Blackout Chamber 
  • 1 in 8" twist rate 
  • M4 Feed ramps 
  • Picatinny Railed Front Gas Block .750 diameter under gas block
  • A2 Flash Hider 5/8 - 24 Thread
  • Carbine Hand Guards w/ heat shields 
  • Forged upper receiver
  • 1 Lower Parts Kit
  • 1 Semi Auto Bolt Carrier Group
  • 1 Standard Charging Handle
  • 1 6 pos stock Commercial diameter tube
  • Made in the USA

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