Bushmaster Firearms QRC 5.56 NATO A4 Upper

Bushmaster Firearms QRC 5.56 NATO A4 Upper



Crafted to Proven Perfection, QRC™, Quick Response Carbine complete upper receiver is designed to be Optics Ready and Quality Driven. Durable and Reliable Platform made in the U.S.A.



- Caliber 5.56 NATO (.223 REM)

-16" SBN Barrel with a 1:8 Twist Rate

- Overall length: 25"

- C.A.R Style Handgaurd with A4 Flat Top

- Salt Bath Nitrate MPI Bolt Carrier Group

- A2 Birdcage Flash Hider 1/2 x 28

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