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Reviewed on March 13, 2026Verified with Build
ran 500 rounds zero issues
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Ballistic Advantage 6″ .300 Blackout Pistol Length AR 15 Barrel, (Modern Series)
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Ballistic Advantage
Overview
The Ballistic Advantage 6" .300 Blackout Pistol Length AR 15 Barrel is engineered for compact builds where maneuverability and versatility are key. With a barrel profile of M4 and a pistol-length gas system, this barrel optimizes reliability and function for short-barreled applications. The 1:7 twist rate ensures stability for a wide range of projectile weights, making it a popular choice for builds focused on close-quarters performance and suppressed shooting.
Specifications
MPNBABL300013M
Twist Rate1:7
Barrel ProfileLightweight
Gas Block Diameter.750
Barrel Length6
FinishNitride
Thread Pitch5/8x24
CoatingNitride
Gas System LengthPistol
Caliber300 Blackout
Ballistic Advantage 6″ .300 Blackout Pistol Length AR 15 Barrel, (Modern Series)
August 2026 on GunPartPicker
Ballistic Advantage 6″ .300 Blackout Pistol Length AR 15 Barrel, (Modern Series) ranked #97 of the 298 barrels builders added on GunPartPicker in August 2026. Builders have been adding it to their builds on GunPartPicker since March 2026. All time, it ranks #185 of the 815 barrels builders have added. Builds with this barrel are nearly all chambered in 300 Blackout, nearly all on pistol-length gas, and mostly AR-15 (83%, then AR-9 17%).
It was in stock most days in August 2026, and today 3 of the 5 retailers we track have it in stock. The best price crept up from $132.53 to $147.99 over August 2026. Buying today, the lowest price is $130.99 at Palmetto State Armory, which matches the best price we saw in August.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 35 retailers
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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 14 builds that include this one
Sabre-15 M16A4 Stripped Lower Receiver
Lower Receiver$80 · out of stockin 1 build
Badger Ordnance AR-15/M16 Gen 3 Ambidextrous Charging Handle 5.56
Charging Handle$112 · out of stockin 1 build
FAXON Chameleon 5.56 Complete Nitride Bolt Carrier Group - FF556BCGCNITRIDE-NCR
Bolt Carrier Groupin 3 builds
Anderson Manufacturing AR-15 Stripped Upper Receiver
Upper Receiver$49 · out of stockin 1 build
ODIN Works M-LOK Free Float AR-15 Handguard - 5.5"
Handguard$114in 1 build
Sons of Liberty Gun Works AR-15 Gas Tube Stainless Steel Pistol
Gas Tube$19in 3 builds
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.
83.3%
AR-1583.3%
AR-916.7%
Builds Featuring This Part
See all 5 →Builds in the community that include the Ballistic Advantage 6″ .300 Blackout Pistol Length AR 15 Barrel, (Modern Series)
| Build | Parts | Total |
|---|---|---|
 | 10 | $745.00 |
 | 10 | $2542.76 |
 | 22 | $1235.50 |
 | 6 | $440.52 |
 | 10 | $831.49 |
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