AR-15 6.5 Grendel 16" Black Nitride M4 Barrel 1:8 Twist

6.5 Grendel, 16" Black Nitride M4 Barrel, 1:8 Twist, Carbine Length Gas System This AR-15 16" Black Nitride M4 Contour barrel with a 1:8 twist rate and Carbine length gas system. Our 6.5 Grendel black nitride rifle barrels are made from the finest 4150 Chrome Moly Vanadium and precisely rifled for high accuracy at a great price. All finished barrels go through a 100% inspection process. Inspections Equipment includes CMMs and Air Gauges for the bores as well as visual and machine inspection. Specifications: Weight: 1.785lbs Length: 16" Profile: M4 Contour Twist: 1:8 Finish: Black Nitride Material: 4150 Chrome Moly Vanadium Thread Pitch: 5/8 x 24 Caliber: 6.5 Grendel Type II Feed Ramp: M4 Flutes: None Gas System: Carbine Gas Block System: 0.750 Classification: Barrels Platform: AR-15