AR-15 16\" M4 Contour Barrel, 5.56 NATO, 1:8, Parkerized

This is a premium grade 16\" Parkerized AR-15 rifle barrel from a highly respected U.S. contractor / barrel manufacturer.these high quality barrels are renowned for their deep, crisp, and consistent rifling and extreme accuracy.When it comes to AR-15 barrels these Beautiful M4 Contour beauties are the granddaddy of them all. 1 in 8 twist, gas port drilled at .070 and set up for carbine length gas system with a .750 gas block diameterThreaded for any standard AR-15 compensator. Barrel Extension i