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Rock River Arms 7 Inch Pistol

$425.00
SKU: 
4271

The Rock River Arms 7 Inch Pistol upper features a Rock River Arms 7 inch heavy barrel chambered in 5.56 NATO with a 1:9 twist rate, pistol length gas system and 1/2-28 threaded muzzle.  Built on an M4 ramped, milspec flattop receiver with a Rock River Arms free-float pistol tube, and an A2 flash hider.

These are assembled and test fired by PK Firearms.

Complete with AR-15 bolt carrier group and forged charging handle. 

ALL NFA RULES APPLY.  CLICK HERE FOR MORE INFO

FOR MORE INFORMATION ABOUT PK FIREARMS CUSTOM UPPERS PLEASE CLICK HERE