FAXON MATCH SERIES HEAVY FLUTED 20" RIFLE-LENGTH 6.5 GRENDEL AR15 BARREL

Faxon
SKU:
15BG8R20FHQ-5R-NP3
|
UPC:
816341022133
Availability:
Usually Ships Within 2 Business Days
$340.00
(10 reviews)
Current Stock:
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Faxon Match Series — 20" Heavy Fluted 6.5 Grendel AR-15 Barrel (Rifle-Length Gas)

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

The Faxon Match Series 20" Heavy Fluted 6.5 Grendel barrel brings long-range precision and unmatched durability to the AR-15 platform. The Heavy Fluted profile increases stiffness and heat dissipation while reducing overall weight, delivering superior accuracy and balance.

Each barrel is machined from 416R stainless steel with 5R button rifling for improved velocity, less fouling, and cleaner bores. After precision machining, the barrels are Nitride treated inside and out for corrosion resistance and extended barrel life. A Nickel Teflon–coated M4 extension ensures a tight receiver fit, reduced friction, and consistent accuracy.

Key Benefits

  • Heavy Fluted Profile: Increases rigidity and cooling efficiency while cutting unnecessary weight.
  • Match-Grade Precision: 416R stainless steel and 5R rifling ensure superior accuracy and ease of cleaning.
  • Rifle-Length Gas System: Ideal for long-range stability and smooth recoil impulse.
  • Durable Nitride Finish: Protects both the bore and exterior from corrosion and wear.
  • Nickel Teflon Extension: Enhances lubricity, corrosion protection, and fit consistency for improved accuracy.
  • Quality Control: Stress relieved, air-gauge tested, MPI inspected, and headspace verified.

Specifications

Caliber / Chamber
6.5 Grendel Type II
Length
20"
Twist Rate
1:8 Right-Hand Twist
Profile
Heavy Fluted
Gas System
Rifle-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
1.98 lbs
Crown
Recessed 11° Target Crown

Frequently Asked Questions

What makes the Heavy Fluted profile ideal?
The Heavy Fluted design increases rigidity, improves heat dissipation, and reduces overall weight compared to a solid heavy barrel.
What is the benefit of 5R rifling?
5R rifling reduces bullet deformation and fouling, leading to increased accuracy, velocity, and easier maintenance.
Is this barrel compatible with my AR-15 platform?
Yes. This is a Type II 6.5 Grendel barrel designed for AR-15 builds using appropriate Type II bolts and magazines.

Overview: 20" Match Series Heavy Fluted 6.5 Grendel Barrel

The Faxon Match Series 20" Heavy Fluted 6.5 Grendel barrel delivers long-range precision, durability, and improved cooling capacity. Constructed from 416R stainless steel and 5R button-rifled for superior accuracy, each barrel undergoes rigorous inspection and Nitride treatment for maximum service life.

Featuring a Nickel Teflon–coated M4 extension, recessed target crown, and rifle-length gas system, this barrel is engineered for consistent accuracy and reliability—100% made 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:
20"
Barrel Twist:
1:8
Barrel Profile:
Heavy Fluted
Barrel Gas System:
Rifle
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:
1.98lbs
Crown Type:
Recessed 11-degree Target Crown

Reviews

  • 5
    I build custom AR platform guns & the overall craftsmanship of this barrel is excellent. Fit & finish is second to none. And it ‘shoots’; after break in it shot a 5 shot group/100 yds that we covered with a dime. Enough said.

    Posted by Jim Deal on Dec 14th 2017

    Keep up the good quality work