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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.
FAXON Firearms 300 AAC Blackout 1-8 Twist 16" Barrel
Prices checked
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.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
We ranked every barrel by how often it shows up in real builds on GunPartPicker.
Read the guide: AR-15 Barrel Length & Brand Report →Check it against the live catalog:
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Builds in the community that include the Faxon Firearms 300 Aac Blackout 1-8 Twist 16" Barrel
| Build | Parts | Total |
|---|---|---|
![]() | 10 | $988.69 |
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