Home / Products / Black Rifle Depot / Faxon Firearms 14.5" PENCIL 5.56 NATO Mid-Length 4150 Nitride / Melonite Barrel
Faxon Firearms 14.5" PENCIL 5.56 NATO Mid-Length 4150 Nitride / Melonite Barrel
Lowest Listed Price
$170
MSRP
$170
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Updated
Aug 26, 2026
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Specifications
Brand
MPN
15A58M14NPQ
Description
Faxon Firearms 14.5" PENCIL 5.56 NATO Mid-Length 4150 Nitride / Melonite BarrelThe Lightest Pencil Barrel in the Industry, Engineered for Superior Performance.The Faxon Firearms 14.5" PENCIL 5.56 NATO Mid-Length Barrel is designed for shooters who demand the perfect balance between weight and performance. Known as the lightest pencil barrels in the industry, Faxon's barrels are chosen by top companies like Robar and 2A Armament for their superior build quality and accuracy. Manufactured 100% in-house, these barrels undergo rigorous stress relief, air-gauge testing, and are finished with a precise 11-degree target crown for enhanced accuracy. With a QPQ Nitride finish inside and out and button rifling for superior consistency, this barrel is ideal for shooters seeking a high-performance, lightweight solution.Features Pencil Barrel Profile: At only 1.15 lbs, this is the lightest barrel profile available, offering unparalleled weight savings while maintaining strength and performance. 4150 CMV Steel Construction: Made from certified 4150 Chrome Moly Vanadium steel for maximum durability and wear resistance. QPQ Nitride Finish: The barrel is fully coated inside and out with a QPQ (Quench-Polish-Quench) Nitride finish, enhancing corrosion resistance, durability, and surface hardness. Mid-Length Gas System: The mid-length gas system provides a balanced recoil impulse, improving the rifle's handling and reducing component wear. Button Rifled for Accuracy: The barrel is button-rifled to ensure consistent, precise rifling throughout, offering improved accuracy. 11-Degree Target Crown: A precise 11-degree target crown enhances accuracy by ensuring the bullet leaves the barrel with minimal disruption. Magnetic Particle Inspected (MPI): Each barrel is MPI tested to ensure no internal flaws or imperfections, guaranteeing reliability. Lightweight and Durable: Perfect for building a lightweight AR-15, with high-performance reliability and strength.Specifications Material: 4150 CMV Steel Caliber: 5.56 NATO Twist Rate: 1:8 Barrel Length: 14.5" Profile: Pencil Gas System Length: Mid-Length Inside Finish: QPQ Nitride Outside Finish: QPQ Nitride Muzzle Thread: 1/2-28 TPI (Threads Per Inch) Gas Block Diameter: .625" Gas Block Journal Length: 1.1" Barrel Extension: M4 Weight: 1.15 lbs Inspection: Magnetic Particle Inspected (MPI) Crown: 11-degree Target CrownThe Faxon 14.5" PENCIL Barrel is ideal for AR-15 builders looking for a lightweight, high-performance barrel. Whether for competition, tactical use, or a lightweight rifle build, this barrel offers the durability and accuracy you need without the added weight.This barrel provides AR-15 shooters with an industry-leading lightweight option that doesn't compromise on durability or accuracy. With its precise construction, QPQ Nitride finish, and mid-length gas system, it delivers superior reliability and smooth operation. It is the perfect solution for those who want to reduce rifle weight while still maintaining a high standard of performance.Upgrade your AR-15 with the lightest, most durable pencil barrel in the industry. Order the Faxon Firearms 14.5" PENCIL 5.56 NATO Mid-Length Barrel today and experience unmatched precision, reliability, and weight savings in your build!
