FAXON MATCH SERIES GUNNER PROFILE 9" 1:8T PISTOL-LENGTH 300 BLK AR15 BARREL

Faxon
SKU:
15B38P9NGQ-5R-NP3
|
UPC:
816341023239
Availability:
Usually ships within 2 business days when available.
$195.00

Not sure if this is the right 300 Blackout barrel?
We built a complete guide covering barrel length, twist rate (1:5 vs 1:8), suppressed performance, and series differences.

Read the 300 Blackout Barrel Buyer’s Guide →

(6 reviews)
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Description

Faxon Match Series — 9" Gunner 300 BLK AR-15 Barrel (1:8 Twist, Pistol-Length Gas)

416R Stainless • 5R Button Rifling • Gunner Profile • Nitride Inside & Out • NP3 (Nickel Teflon) M4 Extension

The Faxon Match Series 9" Gunner 300 BLK balances accuracy, reliability, and fast handling in a compact package. The Gunner profile blends Government durability with Pencil-like agility to keep your build light at the muzzle and quick on target.

Machined from 416R stainless steel with 5R button rifling (1:8 twist) and treated with salt bath nitride inside & out, this barrel resists fouling and corrosion while delivering consistent precision. A Nickel Teflon–coated M4 extension enhances lubricity and tightens the receiver fit for improved consistency.

Key Benefits

  • Gunner Profile: Government strength with Pencil weight for superior balance and control.
  • 1:8 Twist + 5R Rifling: Broad bullet compatibility with reduced deformation and easier cleaning.
  • Match-Grade 416R: Stainless steel chosen for accuracy and thermal stability.
  • Nitride Inside & Out: Excellent wear resistance and low-maintenance performance.
  • NP3 Extension: Nickel Teflon M4 extension improves feeding and fit for consistency shot-to-shot.
  • Rigorous QC: Stress relieved, air-gauge tested, MPI inspected, and headspace verified in-house.

Specifications

Caliber / Chamber
300 Blackout (300 BLK)
Length
9"
Twist Rate
1:8 Right-Hand Twist
Profile
Gunner
Gas System
Pistol-Length
Material
416R Stainless Steel
Rifling Method
5R Button-Rifled
Finish
Salt Bath Nitride (inside & out)
Muzzle Threads
5/8x24
Gas Block Diameter
.750"
Gas Block Journal Length
1.9"
Barrel Extension
M4 — NP3 (Nickel Teflon) Coated
Weight
0.97 lbs
Crown
Recessed 11° Target Crown

Frequently Asked Questions

What ammo works best with 1:8 twist?
1:8 stabilizes a wide range of 300 BLK bullets—from light supersonic to heavy subsonic—for versatile use, suppressed or unsuppressed.
Is the barrel suitable for suppressed builds?
Yes—its pistol-length gas and compact 9" format are popular for suppressed 300 BLK platforms.
Why 5R rifling?
5R places lands opposite grooves and softens sharp angles to reduce jacket deformation, improving accuracy and cleaning.

Overview: 9" Match Series Gunner 300 Blackout Barrel

The Faxon Match Series 9" Gunner 300 BLK is purpose-built for compact AR-15 configurations that demand match-grade accuracy and rugged reliability. From its 416R stainless construction and 5R rifling to its Nickel Teflon M4 extension and nitride treatment, every detail is engineered for performance and longevity.

Proudly made in Cincinnati, Ohio, each barrel is stress relieved, air-gauge tested, magnetic particle inspected, and individually headspace verified—delivering the consistency competitive shooters and professionals expect from Faxon Firearms.

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/