FAXON Firearms Duty Series 16" HBAR 5.56 NATO Barrel, 15A58M16NHQ, 4150 CMV Black Nitride, AR-15 Compatible.
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Faxon Firearms
Overview
The Faxon Firearms Duty Series 16" HBAR barrel is designed for those looking for a robust and reliable option for their AR-15 builds. With a mid-length gas system and a 1:8 twist rate, this barrel effectively stabilizes a variety of bullet weights while promoting smoother cycling and reduced recoil. The QPQ/Nitride finish enhances durability and corrosion resistance, making it suitable for both competitive shooting and tactical applications. This barrel is commonly found in builds that prioritize accuracy and consistent performance in demanding environments.
Specifications
FAXON Firearms Duty Series 16" HBAR 5.56 NATO Barrel, 15A58M16NHQ, 4150 CMV Black Nitride, AR-15 Compatible.
Available Merchants(4)
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August 2026 on GunPartPicker
FAXON Firearms Duty Series 16" HBAR 5.56 NATO Barrel, 15A58M16NHQ, 4150 CMV Black Nitride, AR-15 Compatible. ranked #97 of the 298 barrels builders added on GunPartPicker in August 2026. Builders have been adding it to their builds on GunPartPicker since March 2026. All time, it ranks #139 of the 812 barrels builders have added. Builds with this barrel are nearly all chambered in 5.56 NATO and nearly all on mid-length gas.
Availability is good: it was in stock at one retailer or another nearly every day in August 2026, and today all 4 retailers we track have it in stock. It dipped to $158.10 at Optics Planet for a stretch in August 2026, under its usual $170, so sales do come around. Buying today, the lowest price is $161 at BattleHawk Armory.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 35 retailers
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Frequently Built With
The part most often added in each category by the 10 builds that include this one
Bravo Company Mfg Upper Receiver Assembly w/ Laser T-Markings, Hard Coated Anodized - 4-UR-M4
Midwest Industries Suppressor Series M-LOK AR-15 Handguard - 15"
Strike Industries Collar Adjustable Gas Block
Aero Precision AR-15 Breach Charging Handle Ambidextrous Small Levers
Aero Precision M4A1 Clone Lower Receiver
CMMG AR-15 Forward Assist KIT
Builds Featuring This Part
See all 3 →Builds in the community that include the Faxon Firearms Duty Series 16" HBAR 5.56 NATO Barrel, 15A58M16NHQ, 4150 CMV Black Nitride, AR-15 Compatible.
| Build | Parts | Total |
|---|---|---|
 | 10 | $1022.29 |
| 20 | $1690.69 |
 | 21 | $1821.82 |
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