5.56 NATO, 16″ Parkerized M4 Barrel, 1:8 Twist, Carbine Gas System, 15″ MLOK HG

Description

This Durkin Tactical AR-15 Complete Upper has a 16″ barrel with an M4 Contour profile, made of 4150 Chrome Vanadium with a Parkerized finish, and features a 1:8 Twist Rate, a Carbine length gas system.

This DT Upper includes a 15″ MLOK Rail, an M4 flat-top forged upper receiver with forwarding assist, a Bolt Carrier Group, a Flash Hider, and a Standard Charging Handle. It is chambered in 5.56 NATO and machined with M4 feed ramps in the barrel extension.