Product Description
5.56 NATO, 20" 4150 Parkerized Heavy Barrel, 1:9 Twist, Rifle Length Gas System. This AR-15 20'' Heavy Parkerized 5.56 NATO barrel has a Rifle length gas system with a 1:9 twist. This 5.56 NATO barrel is made from the finest 4150 Gun Quality steel and precisely rifled for high accuracy.
100% American-made. Barrels are manufactured from two types of steel:
4150 Gun Quality Steel, Heat Treated to RC 28-32 Hardness, and Stress Relieved.
416 Stainless Steel, Heat Treated to RC 28-32 Hardness, and Stress Relieved.
- SKU: BE556-20P9HF
- Country of Manufacture: United States
- Manufacturer: US Contractor
- Weight: 2.3 lbs.
- Length: 20''
- Profile: Heavy Barrel
- Twist: 1:9
- Finish: Parkerized
- Material: 4150 Chrome Moly Vanadium
- Thread Pitch: 1/2x28
- Caliber: 5.56 NATO
- Feed Ramp: M4
- Flutes: N/A
- Gas System: Rifle Length
- Gas Block : .750
- Platform: AR-15
