Triarc Systems Track 2.0 300 Blackout Pistol AR-15 Barrel - 10.3"
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Triarc Systems
Overview
The Triarc Systems Track 2.0 300 Blackout Pistol AR-15 Barrel measures 10.3 inches in length and features a straight profile, making it ideal for compact builds that prioritize maneuverability. With a 1:7 twist rate and a pistol-length gas system, this barrel is designed to stabilize heavier projectiles while ensuring reliable cycling with subsonic and supersonic ammunition. This barrel is commonly found in builds that utilize the 300 Blackout caliber, particularly those that focus on short-barreled configurations.
Specifications
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Build history on GunPartPicker
Builders on GunPartPicker first added the Triarc Systems Track 2.0 300 Blackout Pistol AR-15 Barrel - 10.3" to a build in March 2026.
Updated · from real builds on GunPartPicker
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Read the guide: AR-15 Barrel Length & Brand Report →Check it against the live catalog:
Frequently Built With
The part most often added in each category by the 4 builds that include this one
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Strike Industries AR-15 Gas Tube - Rifle Length
Sons of Liberty Gun Works AR-15 Stripped Lower Receiver - Rebellious Stripes
Timney Triggers Drop In Curved Trigger For CZ Scorpion, Black - SCORPION
Builds Featuring This Part
See all 3 →Builds in the community that include the Triarc Systems Track 2.0 300 Blackout Pistol Ar-15 Barrel - 10.3"
| Build | Parts | Total |
|---|---|---|
 | 20 | $2228.48 |
 | 15 | $1078.71 |
 | 18 | $1036.25 |
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