Dirty Bird Brand AR-15 Parts
20" Black Nitride 4150 Steel Heavy Barrel, 5.56 NATO, Rifle Length Gas Syst - 1503-B556RHB2017(M)
In stock
Description
This Bear Creek Arsenal AR-15 20″ heavy black nitride 5.56 barrel, has a rifle length gas system with a 1:7 twist.
The 5.56 NATO black nitride finished barrels are made from the finest 4150 Chrome Moly Vanadium and precisely rifled for high accuracy at a great price. Use a Bear Creek Arsenal ar barrel in your next AR 15 build and experience superior performance back by a lifetime warranty!
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.
We are an approved Bear Creek Arsenal dealer. To bring you the lowest prices, this auction item may be ordered upon a placed bid, which may add 5 business days to our regular shipping schedule.
Specifications:
- Weight (lbs): 3.39
- Magazine Capacity: N/A
- Length: 20
- Profile: Heavy Barrel
- Twist: 1:7
- Finish: Black Nitride
- Material: 4150 Chrome Moly Vanadium
- Thread Pitch: 1/2 x 28
- Caliber: 5.56 NATO
- Feed Ramp: M4 Feedramp
- Flutes: None
- Gas System: Rifle
- Gas Block System: 0.750
- Classification: Barrel
- Platform: AR-15
Additional information
| Weight | 25 oz |
|---|---|
| Dimensions | 22 × 3 × 3 in |
| Finish | Nitride / Melonite |
| Barrel Profile | Heavy |
| Gas System Length | Rifle |
| Gas Block Journal | 0.75 |
| Barrel Length | 20 |
| Cartridge Compatibility | 5.56 NATO |
| Platform | AR-15 |
| Twist Rate | 1:7 |
| Muzzle Thread Pattern | 1/2×28 |
| MPN | 1503-B556RHB2017(M) |
| UPC | 1503-B556RHB2017(M) |
Compliance
NFA (National Firearms Act) compliance is crucial for legal ownership and transfer of regulated firearms and accessories like short-barreled rifles, suppressors, and certain types of ammunition, ensuring adherence to federal regulations to avoid legal penalties and ensure responsible firearm ownership.
