FAXON Firearms 300 AAC Blackout 1-8 Twist 16" Barrel

All Faxon Firearms barrels
Faxon Firearms 300 Aac Blackout 1-8 Twist 16" Barrel - Barrel for AR-15 - view 1
Faxon Firearms 300 Aac Blackout 1-8 Twist 16" Barrel - Barrel for AR-15 - view 2
Faxon Firearms 300 Aac Blackout 1-8 Twist 16" Barrel - Barrel for AR-15 - view 3
Faxon Firearms 300 Aac Blackout 1-8 Twist 16" Barrel - Barrel for AR-15 - view 4
Faxon Firearms 300 Aac Blackout 1-8 Twist 16" Barrel - Barrel for AR-15 - view 5
Buy Now

Faxon Firearms

Overview

The Faxon Firearms 300 AAC Blackout 16" barrel is designed for reliable performance in the popular 300 Blackout caliber, featuring a pencil profile that aids in weight savings and maneuverability. With a 1:8 twist rate, this barrel stabilizes a wide range of bullet weights, making it versatile for various loads. The carbine-length gas system paired with a .750 gas block diameter ensures efficient cycling and reduced recoil, making it a solid choice for builds focused on balance and rapid target acquisition.

Specifications

MPN15A38C16NGQ
Barrel ProfileM4
FinishBlack
Barrel Length16
Gas System LengthCarbine
Twist Rate1:8
Caliber300 Blackout
Gas Block Diameter.750
Thread Pitch5/8x24
CoatingNitride

Available Merchants(5)

Prices checked

Price Alert

Get an email if the price drops 10% or more.
Optics Planet logo
Optics Planet
Free shipping
Shipping Speed
In Stock
$160.00
Primary Arms logo
Primary Arms
Free shipping
Shipping Speed
In Stock
$160.00
Brownells logo
Brownells
Free shipping
Shipping Speed
In Stock
$165.60
BattleHawk Armory logo
BattleHawk Armory
Shipping varies
Shipping Speed
In Stock
$165.60
AT3 Tactical logo
AT3 Tactical
Shipping TBD
Shipping Speed
In Stock
$165.60

Build history on GunPartPicker

Builders have added the FAXON Firearms 300 AAC Blackout 1-8 Twist 16" Barrel to their builds on GunPartPicker. Since April 2026, it ranks #258 of the 1,047 barrels builders have added.

Availability is good: it was in stock at one retailer or another nearly every time we checked in October 2026, and today all 5 retailers we track have it in stock. It dipped to $160 at Optics Planet for a stretch in October 2026, under its usual $165.60, so sales do come around. Buying today, the lowest price is $160 at Optics Planet, which matches the best price we saw in October.

Trending barrels →

Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers

Not sure which barrel to pick?

We ranked every barrel by how often it shows up in real builds on GunPartPicker.

Read the guide: AR-15 Barrel Length & Brand Report →

Builds Featuring This Part

See all builds →

Builds in the community that include the Faxon Firearms 300 Aac Blackout 1-8 Twist 16" Barrel

BuildPartsTotal
Stag Arms 30" build build
Stag Arms 30" build
10$988.69

Review this product

Share your thoughts with other customers

Be the first to review

No reviews yet. Be the first to review this product!