14.5″ Cold Hammer Forged 5.56mm Barrel
Made of Mil Spec M249 Machine Gun barrel steel, with heavy M249 Chrome Lining, (appx. 2 times as thick as an M4 or M16) Extended Feed Ramps Same weight as M4 barrel, 1 lb, 9 oz, but improved contour for maximum rigidity, no M203 notch MP HP tested with certification 1 in 7″ twist Mil Spec Phosphate finish Mid length gas system 1⁄2×28 threads Low-profile gas block pinned to barrel Vltor VIS 10″ monolithic upper Shot peened and MP tested bolt Auto carrier with properly staked carrier key BCM Gunfighter charging handle Vortex Flash Suppressor / AAC Blackout Non-Mount, Pinned for 16″ OAL
All 5.56mm rifles and uppers are test fired with Black Hills Ammunition.
Back Up Sight Sold Separately
Call to Special order if upgrading to AAC flash hider
Instructions For your convenience we have published a set of installation instructions for this product. The instructions are in Adobe Acrobat’s Portable Document Format (PDF). You will need Adobe Acrobat Reader version 5.0 or higher to view and print the instructions. If you do not have Adobe’s Acrobat Reader, you can download a free copy athttp://www.adobe.com/acrobat/readstep.html.