Hornady .338 ARC 307 Grain, Sub-X Subsonic, Rifle Ammunition

Hornady .338 ARC 307 Grain, Sub-X Subsonic, Rifle Ammunition – Stealth Precision for Tactical and Hunting Applications

Hornady .338 ARC 307 Grain Sub-X Subsonic Rifle Ammunition is purpose-built for shooters who require maximum performance at lower velocities. Featuring Hornady’s advanced Sub-X™ (Subsonic eXpanding) bullet, this round is optimized for subsonic use, delivering deep penetration and reliable expansion while maintaining quiet operation—ideal for suppressed firearms, tactical applications, and close-range hunting scenarios. Loaded with precision components and engineered for accuracy and terminal effectiveness, it’s the next evolution in subsonic rifle ammunition.

Key Features and Benefits:

• 307 Grain Sub-X™ Bullet

The heavy-for-caliber Sub-X™ bullet features a lead core with grooves and a patented Flex Tip® insert to initiate expansion at subsonic speeds—resulting in reliable, controlled expansion and deep penetration.

• Optimized for Suppressed Shooting

Engineered for quiet performance with minimal sound signature when used with a suppressor, making it ideal for stealth operations and predator or game hunting in sensitive environments.

• Subsonic Stability and Accuracy

Delivers excellent accuracy and stable trajectory at subsonic velocities, ensuring dependable performance in short- to mid-range engagements.

• Consistent Ballistics and Reliable Feeding

Loaded with clean-burning powders and non-corrosive primers, each cartridge ensures consistent ignition, smooth cycling, and minimal residue.

• Reloadable Brass Case

Precision-formed brass casing supports dependable extraction and is ideal for shooters who reload.

Specifications:

• • Brand: Hornady

  • Cartridge: .338 ARC

  • Bullet Type: Sub-X

  • Bullet Weight: 307 Grains

  • Muzzle Velocity: 1,050 fps

  • Muzzle Energy: 752

  • Ballistic Coefficient: 0.375

  • Case Type: Reloadable Brass

  • Primer Type: Boxer, non-corrosive

  • Rounds per Box: 20

  • Country of Origin: USA

Ideal Uses:

• • Suppressed rifle shooting

  • Tactical and law enforcement applications

  • Close-range big game or predator hunting

  • Subsonic target shooting

  • Home defense scenarios with suppressed platforms

Usage Instructions:

Use only in firearms specifically chambered for .338 ARC. Ensure subsonic zeroing for optimal accuracy. Always follow proper firearm safety and use hearing/eye protection when shooting.

Warranty and Support:

Hornady ammunition is backed by a limited warranty against defects in material or workmanship. For assistance, contact Hornady customer service for evaluation or replacement.

Why Choose Hornady .338 ARC Sub-X?

Engineered for reliable performance below the speed of sound, Hornady .338 ARC 307 Grain Sub-X Ammunition delivers unmatched terminal effectiveness, precision, and quiet operation. Whether you're hunting or conducting tactical operations, trust Hornady’s subsonic innovation to perform when it matters most.

**WARNING:** This product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov

Federal law mandates that you must be at least 18 years old to purchase rifles, shotguns, and their respective ammunition, and at least 21 years old to purchase all other firearms and ammunition. Ammunition will be shipped via ground service by the carrier of our choice to the contiguous 48 states only. A street address is required for delivery. There is no option for shipping ammunition to international customers.

For safety reasons, we do not accept returns on ammunition with no exception. Always make sure you are using the correct ammunition and firearms. No Exceptions.

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