FAXON MATCH SERIES HEAVY FLUTED 18" MID-LENGTH 6.5 GRENDEL AR15 BARREL

Faxon
SKU:
15BG8M18FHQ-5R-NP3
|
UPC:
816341022126
Availability:
Usually Ships Within 2 Business Days
$330.00
(1 review)
Current Stock:
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Faxon Match Series — 18" Heavy Fluted 6.5 Grendel AR-15 Barrel (Mid-Length Gas)

416R Stainless • 5R Rifling • Heavy Fluted • 1:8 Twist • Mid-Length Gas • Nickel Teflon M4 Extension

The Faxon Match Series 18" Heavy Fluted 6.5 Grendel barrel is precision engineered for shooters who demand superior balance, heat dissipation, and accuracy. The Heavy Fluted profile enhances rigidity while shedding weight, offering the perfect blend of stiffness and thermal efficiency.

Each barrel is machined from 416R stainless steel and features 5R button rifling for match-grade accuracy and reduced fouling. The bore and exterior are Nitride treated for corrosion resistance, and the Nickel Teflon–coated M4 extension ensures a tight receiver fit and long-lasting performance.

Key Benefits

  • Heavy Fluted Profile: Improves rigidity and heat dissipation while reducing barrel weight.
  • Match-Grade Precision: 416R stainless with 5R rifling for consistent accuracy and easy cleaning.
  • Mid-Length Gas System: Optimized for reliable cycling and balanced recoil impulse.
  • Durable Nitride Finish: Protects the bore and outer surface from wear and corrosion.
  • Nickel Teflon Extension: Enhances lubricity, fit, and corrosion resistance at the receiver interface.
  • Strict QC Process: Stress relieved, air-gauge tested, MPI inspected, and headspace checked.

Specifications

Caliber / Chamber
6.5 Grendel Type II
Length
18"
Twist Rate
1:8 Right-Hand Twist
Profile
Heavy Fluted
Gas System
Mid-Length
Material
416R Stainless Steel
Rifling Method
Button-Rifled, 5R
Finish
Salt Bath Nitride (Inside & Out)
Muzzle Threads
5/8x24
Gas Block Diameter
.750"
Gas Block Journal Length
1.1"
Barrel Extension
M4 — Nickel Teflon Coated
Weight
1.81 lbs
Crown
Recessed 11° Target Crown

Frequently Asked Questions

What’s the advantage of a Heavy Fluted profile?
Fluting increases surface area for faster cooling while maintaining rigidity and reducing weight compared to a solid heavy barrel.
Is this barrel Type I or Type II?
This barrel uses the Type II 6.5 Grendel chamber, designed for modern AR-15 bolts and magazines.
What makes the Match Series different?
Match Series barrels use 416R stainless, 5R rifling, Nickel Teflon extensions, and tighter QC for superior accuracy and longevity.

Overview: 18" Match Series Heavy Fluted 6.5 Grendel Barrel

The Faxon Match Series 18" Heavy Fluted 6.5 Grendel barrel delivers precision, durability, and balance. The Heavy Fluted design provides rigidity and improved cooling while reducing weight. With 5R rifling, Nitride finish, and Nickel Teflon M4 extension, this barrel is built for match-grade performance in all conditions.

Each barrel is stress relieved, air-gauge verified, MPI inspected, and headspace checked to ensure outstanding reliability and accuracy—100% manufactured in-house by Faxon Firearms in Cincinnati, Ohio.

Barrel Material:
416-R Stainless
Barrel Type:
5R Button Rifled
Caliber:
6.5 Grendel Type II
Barrel Length:
18"
Barrel Twist:
1:8
Barrel Profile:
Heavy Fluted
Barrel Gas System:
Mid
Outside Finish:
QPQ Nitride
Muzzle Thread:
5/8x24
Gas Block Diameter:
.750"
Gas Block Journal Length:
1.1"
Barrel Extension:
M4 - Nickel Teflon Coated
Barrel Weight:
1.81 lbs
Crown Type:
Recessed 11-degree Target Crown

Reviews

  • 5
    Nice

    Posted by Mike Lentsch on Oct 23rd 2022

    Wonderfully light. Looks great. Shoots factory Hornady 123gr ELD-M sub-moa. Gas port is a little small - my SLR Sentry is open about 90% with full Ti bolt carrier and H0 buffer, so if you're running standard weight buffer and carrier, you may have a few hang-ups until she seals up. Probably perfect suppressed, as seen on Johnny's Reloading Bench youtube channel.