This Anderson Manufacturing AR barrel (brand part number B2K004DN00) is chambered in 6.5 Grendel and cut to the Grendel 2 chamber specification, a reamer profile favored for its tighter tolerances and improved feeding over the original Grendel chamber. It measures 16 inches with a carbine-length gas system and a 1-in-8 twist rate matched to run the full range of 6.5 Grendel bullet weights. The barrel is threaded 5/8×24 for a muzzle device and finished in a durable Parkerized coating.

Key Specifications

• Chambered in 6.5 Grendel, cut to the Grendel 2 chamber specification.
• Measures 16 inches.
• Cut with a 1-in-8 twist rate.
• Uses a carbine-length gas system.
• Threaded 5/8×24 for a muzzle device.
• Finished in Parkerized coating.

Frequently Asked Questions

What’s the difference between the Grendel 2 chamber and the original? The Grendel 2 spec uses tighter tolerances for improved feeding and case life.

What gas system does this barrel use? A carbine-length gas system.

Does it come threaded? Yes, it’s threaded 5/8×24 for a muzzle device.

Buy the Anderson Manufacturing 6.5 Grendel AR Barrel, 16-Inch, Parkerized

The Grendel 2 chamber spec is worth seeking out for anyone building a dedicated 6.5 Grendel upper, and this Anderson Manufacturing barrel is cut to it. Browse the rest of our AR barrels selection and order from our Lubbock, Texas gun shop — we’ll get it moving as soon as it’s ready to ship.