5" 300 Blackout Premium AR-15 Pistol Build Kit

(1 customer review)


Build Kits come unassembled

SKU KIT-15-300-05-001 Categories ,


Disclosure: Handguards will be either keymod or mlok depending on availability. This build kit will come with everything EXCEPT the stripped lower receiver to build a 5″ AR-15.

This kit includes:

  • 5″ 300 Blackout Barrel (twist may vary)
  • 4″ Handguard (depending on availability)
  • A2 Flash Hider
  • Pistol Buffer Kit
  • Nitride Full-Auto BCG
  • Either Stripped or Upgraded Billet Upper Receiver (depending on availability) 
  • Forward Assist (where applicable)
  • Dust Cover
  • Steel Gas Block
  • Stainless Gas Tube
  • Standard Charging Handle
  • Complete Lower Parts Kit

Build Kits Come Unassembled.

KIT notice as of March 1st 2020:

All build kits are subject to change slightly in this time of EXTREME demand. We are not currently able to fill specific spec requests. The kit parts will fall into the general specs above but items such as stocks, handguards, and muzzle devices are changing daily.

Additional information

Weight 5 lbs

1 review for 5″ 300 Blackout Premium AR-15 Pistol Build Kit

  1. Quinn S.

    I was extreamly happy with the quality my only complaint is the the gas tube would not fit with the barrel nut that was included but I was able to tourq it down and dremel out a valley for it to sit without touching

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