The Noveske Stainless Lo-Pro DDF Barrel is chambered in 5.56mm and constructed from 416R stainless steel with a 1:7 twist. It features an Extra Thicc contour with disruptive deep fluting, a hand-polished Noveske Proprietary Match chamber, extended hand-polished feed ramps, a pinned .936″ low-profile gas block, and a 60-degree muzzle crown.