338 ARC Barrels | Rifle Barrels

Unleash the Power of the 338 ARC with Ballistic Advantage

The 338 ARC (Advanced Rifle Cartridge) isn't just another round; it's a game-changer designed to deliver serious power in a compact platform. To harness its full potential, you need a high-performance barrel built to meet its unique demands. Ballistic Advantage's 338 ARC barrels are engineered for exceptional accuracy, reliable cycling, and unmatched velocity retention, ensuring you get the most out of every shot.

The BIG little cartridge that packs a punch!

Purposefully designed for hard-hitting subsonic performance, the 338 ARC delivers 1.5 times more energy than the 300 Blackout Subsonic. Engineered for consistent pressure, the 338 ARC provides consistent and reliable cycling with both super and subsonic loads. Featuring the 307 gr. SUB-X bullet in the SUBSONIC line and the 175 gr. HP in BLACK, the 338 ARC represents the ultimate 338 cartridge that fits in an AR 15 or micro-bolt action.

338 ARC (Advanced Rifle Cartridge).

FEATURES

Supersonic and Subsonic Versatility

Optimized to cycle reliably with both 175 gr. supersonic Hornady BLACK® loads and 307 gr. SUB-X® subsonic loads.
Designed to perform seamlessly using the same gas system settings for both supersonic and subsonic ammunition.

Enhanced Terminal Performance

Delivers hard-hitting subsonic performance with up to 1.6 times more energy than 300 Blackout subsonic rounds, significantly boosting terminal performance.
Specifically designed to maximize the impact of 307 gr. subsonic ammo for powerful, effective results.

AR-15 and Micro Bolt Action Compatibility

Engineered with a 2.260" maximum overall length to fit, feed, and function flawlessly in AR-15 platforms and micro bolt action rifles.

Cleaner Burning for Improved Performance

Designed to burn cleaner than other subsonic cartridges, minimizing fouling and maximizing reliability during extended shooting sessions.

BORN FROM EXCELLENCE

Ballistic Advantage's 338 ARC barrels are purpose-built to deliver the precision and power you need to take full advantage of this innovative cartridge. Elevate your shooting experience with barrels that provide the perfect balance of accuracy, energy, and versatility.