FAXON DUTY SERIES PENCIL PROFILE 14.5" MID-LENGTH 5.56 NATO AR15 BARREL
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FAXON DUTY SERIES PENCIL PROFILE 14.5" MID-LENGTH 5.56 NATO AR15 BARREL
Faxon Duty Series Pencil Profile — 14.5" Mid-Length 5.56 NATO (1:8 Twist)
Ultralight, accurate, and durable — precision performance for your next AR-15 build.
The Faxon Duty Series 14.5" Pencil Profile 5.56 NATO barrel is built for shooters who demand exceptional handling and precision without added weight. Featuring Faxon’s signature lightweight contour, this barrel enhances maneuverability while maintaining the accuracy and durability expected from a duty-grade component. Ideal for pin-and-weld builds and those who value a lightweight rifle platform.
Key Benefits
- Ultralight design: The Pencil profile minimizes forward weight while maintaining rigidity for accuracy and heat control.
- Mid-length gas system: Delivers smooth cycling and reduced recoil compared to carbine-length setups.
- Duty-ready materials: Machined from certified 4150 CMV steel with a black nitride finish inside and out.
- Pin-and-weld friendly: 14.5" length allows legal 16" OAL when permanently attaching a muzzle device.
- Precision engineered: Fully stress relieved, air-gauge tested, and magnetic particle inspected to ensure accuracy and reliability.
- Lightweight advantage: Weighs only 1.15 lbs — perfect for fast transitions and reduced shooter fatigue.
Specifications
Why Choose the Pencil Profile
The Pencil profile offers unmatched weight savings without sacrificing performance. It’s ideal for shooters who value agility, balance, and reduced fatigue. Despite its lightweight design, Faxon’s Pencil barrels maintain excellent heat dissipation, accuracy, and service life thanks to 4150 CMV construction and a black nitride finish.
Installation & Compatibility
- Fits standard AR-15 upper receivers via M4 barrel extension.
- Uses .625" gas block on a 1.1" journal for compatibility with lightweight components.
- 1/2-28 threads fit common muzzle devices and suppressor adapters — ideal for pin-and-weld configurations.
- Best paired with a mid-length gas tube and lightweight handguard for superior balance.
Frequently Asked Questions
Is this barrel suitable for duty use?
Can I suppress this barrel?
Is this barrel chrome-lined?
What ammo weights perform best?
Overview: Lightweight 14.5" Mid-Length Pencil Barrel
The Faxon Duty Series 14.5" Pencil Profile 5.56 NATO barrel is built for shooters who value speed, balance, and accuracy. With its mid-length gas system and lightweight contour, this barrel delivers smooth cycling, reduced front-end weight, and exceptional handling in dynamic environments.
Each barrel starts as certified 4150 CMV steel, button-rifled and stress-relieved for accuracy and durability. It’s then nitride finished inside and out for superior corrosion resistance, wear protection, and ease of cleaning. Every barrel is air-gauge tested, magnetic particle inspected, and headspace verified for true duty-grade reliability.
Whether you’re building a lightweight carbine, a competition rifle, or a tactical setup, the 14.5" Pencil Profile offers the precision, balance, and weight savings that make it a Faxon favorite.
Warranty Faxon Lifetime Guarantee. Covers manufacturing and material defects to the original purchaser. Excludes damage from misuse, neglect, non-standard ammunition, or modifications. Register your product at faxonfirearms.com/product-registration to expedite service. For purchases through dealers or distributors, warranty repairs are handled directly by Faxon Firearms; refunds must be processed through the selling entity. Full policy: faxonfirearms.com/warranty-privacy-terms/