FAXON Firearms 300 Black Gunner Pistol-Length Barrel - 10.5" with Pinned Gas Block
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Faxon Firearms
Overview
The Faxon Firearms 300 BLK Gunner Pistol-Length Barrel measures 10.5 inches and is designed for the 300 Blackout caliber, making it an excellent choice for compact builds while maintaining effective ballistics. Its pistol-length gas system contributes to reliability and smooth cycling, ideal for shooters looking to optimize their AR-15 for short-range applications. This barrel is commonly found in builds focused on the 300 Blackout caliber with a pistol gas system, making it a solid choice for those setups.
Specifications
FAXON Firearms 300 Black Gunner Pistol-Length Barrel - 10.5" with Pinned Gas Block
Build history on GunPartPicker
Builders have been adding the FAXON Firearms 300 Black Gunner Pistol-Length Barrel - 10.5" with Pinned Gas Block to their builds on GunPartPicker since February 2026. All time, it ranks #142 of the 821 barrels builders have added.
It was in stock most days in September 2026, and today 3 of the 5 retailers we track have it in stock. The best price drifted down from $198 to $181.49 over September 2026 without a real sale. Buying today, the lowest price is $181.49 at Ammunition Depot, which matches the best price we saw in September.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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Frequently Built With
The part most often added in each category by the builds that include this one
MFT Battlelink Minimalist Mil Spec Adjustable Stock, Black - BMSMIL-BK
Breek Arms AR-15 Warhammer MOD2 Ambidextrous Charging Handle Black
TriggerTech AR15 Single-Stage Competitive Flat Trigger, Black/Black
Strike Industries AR-15 Rubber Overmold Pistol Grip 20-Degree Black
Aero Precision AR-15 Carbine Buffer KIT W/ H2 Buffer
Bravo Company Bolt Carrier Group Flat Dark Earth 5.56 / .300 AAC Blackout
Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
PlatformBased on real build data showing which platform (AR-15, AR-10, AR-9) builders pair with this product.
Builds Featuring This Part
See all 1 →Builds in the community that include the Faxon Firearms 300 BLK Gunner Pistol-Length Barrel - 10.5" with Pinned Gas Block
| Build | Parts | Total |
|---|---|---|
 | 11 | $1165.91 |
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