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Palmetto State Armory
Overview
The PSA 8.5" AR-15 barrel is designed for the 5.56 NATO caliber and features a pistol-length gas system, which is ideal for short-barreled builds. With a 1:7 twist rate, this barrel stabilizes a wide range of bullet weights, enhancing accuracy and performance. This barrel is commonly found in compact AR-15 pistol builds, where maneuverability and reliability are key considerations.
Based on build data

Strike Industries Ar Forward Assist With Hex Design Black

Spikes Tactical Made in USA Ejection Port Door for AR-15 Style Rifle - SED7002

Wilson Combat Ar-15 Billet Upper Receiver

TPS Arms AR-15 Mag Catch Assembly, Black - AR-1031

BLEM PSA AR15 Complete Classic Stealth Lower, Black
Lower Receiver
Sons of Liberty Gun Works Ar-15 Gas Tube Stainless Steel Pistol
Aggregated and anonymized data showing how builders use this product
| Product | Category | Times Built Together |
|---|---|---|
| Strike Industries Ar Forward Assist With Hex Design Black | 3 | |
| Spikes Tactical Made in USA Ejection Port Door for AR-15 Style Rifle - SED7002 | 3 | |
| Wilson Combat Ar-15 Billet Upper Receiver | 3 | |
| TPS Arms AR-15 Mag Catch Assembly, Black - AR-1031 | 3 | |
| BLEM PSA AR15 Complete Classic Stealth Lower, Black | Lower Receiver | 3 |
| Sons of Liberty Gun Works Ar-15 Gas Tube Stainless Steel Pistol | 3 |
| Platform | Percentage |
|---|---|
| AR-15 | 100% |
| Caliber | Percentage |
|---|---|
| 5.56 NATO | 100% |
| Gas System | Percentage |
|---|---|
| Pistol | 100% |
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