DPMS Pinned FSB M4 CUT 16" 1x9" Twist, AP4 Light Contour AR15 Carbine Barrel AR-15
These 16" barrels are 2lbs 4 oz (with gas block and barrel nut which are INCLUDED) and threaded 1/2”-28 to accept sound suppressors, flash hiders, muzzle brakes, and other accessories. Chambered in 5.56 NATO (allows use of .223 or 5.56 surplus ammunition). Made from chrome-moly vanadium steel and heat treated to RC 25-32. Includes pre-installed barrel extension WITH M4 FEED RAMPS (matching up to upper receiver M4 feed ramps) pre-set to correct headspace. Easy to replace/install for a new build or a GREAT spare at a GREAT price!