11.5 inch Finned Barrel in 5.56mm with ext.


Available on backorder



Finned and finished in black nitride this 5.56mm barrel is 11.5 inches long.   With M4 feed ramps on the extension , 1:7 twist, 1/2 x 28″ muzzle threading,  .750 gas block, carbine length and 4150 steel, it weighs 1.5 lbs.   Barrel is not pinned for front site.


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