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AR-15 .300 AAC Blackout Pistol Upper Assembly 7.5

AR-15 .300 AAC Blackout Pistol Upper Assembly 7.5" Barrel 7" Quad Rail Handguard & Charging Handle - Red

AR-15 .300 AAC Blackout Pistol Upper Assembly 7.5

AR-15 .300 AAC Blackout Pistol Upper Assembly 7.5" Barrel 7" Quad Rail Handguard & Charging Handle - Robins Egg Blue

AR-15 .300 AAC Blackout Pistol Upper Assembly 7.5" Barrel 7" Quad Rail Handguard & Charging Handle - Flame Blue

For best results, ABC Rifle Company recommends 110-125 Grain SuperSonic Ammunition unless shooting with a Suppressor.

Special Price $399.99 was $519.99
Availability: In stock
SKU
UB300-QR7-BLU

Description

Built around a durable 7075-T6 forged upper, this assembly features a classic 7” Picatinny quad rail handguard for full accessory flexibility. The 7.5” 4140 chromoly barrel with a 1:8 twist, chambered in .300 AAC Blackout, offers balanced accuracy and suppressed-ready performance. A 5/8x24 steel A2 flash hider, aluminum barrel nut with steel jam nut, .750 gas block, and 6.75” pistol gas tube ensure reliable, consistent cycling. Outfitted with an MPI-tested full-auto nitride BCG, forged milspec charging handle, steel ejection port cover, and forward assist, this upper is built for serious range time or defensive readiness.

Upper Specifications

  • 7075-T6 Milspec Forged Aluminum Upper Receiver
  • 6061-T6 Aluminum ABC Rifle Co 7” Picatinny Quad Rail Handguard
  • Aluminum Barrel Nut w/ Locking Steel Jam Nut
  • 4140 Chromoly 7.5” 1:8 Twist .300 AAC Blackout Barrel
  • .750 Low Profile Steel Gas Block
  • Stainless Steel 6.75” Pistol Gas Tube
  • 5/8x24 Steel A2 Birdcage Flash Hider
  • 8620 MPI Tested Full-Auto Rated Nitride Milspec Bolt Carrier Group w/ 9310 Bolt
  • Milspec Stamped Steel Ejection Port Cover
  • Milspec Forward Assist
  • Forged 6061-T6 Aluminum Milspec Charging Handle

General Specifications

  • Weight:
  • Overall Length:
  • Caliber: .300 Blackout

Billing and Shipping address MUST match the address that is on file with your Financial Institution or the order will be canceled and a $25 cancellation fee deducted from your refund. 

Digital representations of Cerakote colors may vary due to lighting, screen settings, and image processing. For the most accurate color reference, consult official Cerakote color samples.

NOTE:  ALL CUSTOM COATINGS ARE INSPECTED PRIOR TO SHIPMENT.  ABC RIFLE COMPANY WILL NOT BE HELD LIABLE FOR ANY SCRATCHES, BLEMISHES, DINGS , ETC....  

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