20" 5.56 NATO 1:7 Twist Parkerized Heavy Rifle Barrel - 2142-B556RHB2017(P)
American-made 20-inch heavy AR-15 barrel with rifle-length gas and 1:7 twist
In stock
20″ 5.56 NATO 1:7 Twist Parkerized Heavy Rifle Barrel
The Black Rifle Depot 20″ 5.56 NATO Heavy Barrel is built for shooters who want a durable, full-length AR-15 barrel at a strong value. BRD sources its private-label barrels from established U.S. manufacturers and purchases in volume to help keep pricing competitive without sacrificing quality.
This barrel features a heavy profile, rifle-length gas system, 1:7 twist, .750″ gas block journal, and 1/2×28 muzzle threads. The Parkerized finish provides a durable exterior treatment, while the 5.56 NATO chamber supports a wide range of commonly available ammunition.
Features
- 20″ heavy-profile AR-15 barrel
- Chambered in 5.56 NATO
- 1:7 twist rate
- Rifle-length gas system
- .750″ gas block journal
- 1/2×28 muzzle threads
- Parkerized finish
- American made
- Sourced from Tier 1 U.S. manufacturers
- Manufactured under ISO 9001 or better quality standards
- BRD MOA guarantee on barrels 16″ and longer when used with properly weighted match-grade factory ammunition from a rest
- Strong value for new builds and replacement-barrel projects
Specifications
- Brand: Black Rifle Depot
- Product Type: AR-15 Barrel
- Platform: AR-15
- Caliber: 5.56 NATO
- Barrel Length: 20 in.
- Barrel Profile: Heavy
- Twist Rate: 1:7
- Gas System Length: Rifle
- Gas Block Journal: .750 in.
- Muzzle Thread: 1/2×28
- Finish: Parkerized
- Country of Origin: USA
| Weight | 54.24 oz |
|---|---|
| Dimensions | 22 × 2 × 2 in |
| Finish | Parkerized |
| Barrel Profile | Heavy |
| Cartridge Compatibility | 5.56 NATO |
| Gas Block Journal | 0.75 |
| Barrel Length | 20 |
| Gas System Length | Rifle |
| Platform | AR-15 |
| Twist Rate | 1:7 |
| Muzzle Thread Pattern | 1/2×28 |
| MPN | 2142-B556RHB2017(P) |
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.