.223 Wylde, 16" Parkerized M4 Barrel, 1:8 Twist, Carbine Length Gas System, 15" MLOK Rail

Description

This Durkin Tactical AR-15 complete upper assembly has a 16″ M4 contour barrel with a parkerized finish, and features a 1:8 twist rate, a carbine length gas system. It includes a 15 1/4″ MLOK rail, an M4 flat-top forged upper receiver with forwarding assist, a bolt carrier group (BCG), a flash hider, and a charging handle. This upper assembly is chambered in .223 Wylde.

PRODUCT SPECS:

• Length: 16″
• Profile: M4 Contour
• Twist: 1:8
• Finish: Parkerized
• Material: 4150 Chrome Moly Vanadium
• Thread Pitch: 1/2 x 28
• Caliber: .223 Wylde
• Feed Ramp: M4
• Gas System: Carbine
• Gas Block System: 0.750
• Gas Hole Diameter: 0.070
• Charging Style: Rear Charging
• Dimpled: Yes
• Classification: Complete Upper Assembly
• Platform: AR-15