HSM 338ARC Subsonic 300gr HPBT – 20rd Box

This is a subsonic .338 ARC cartridge loaded with a heavy 300‑grain hollow point boat‑tail projectile. It is supplied in 20‑round boxes with 25 boxes per case and is identified as reloadable. The cartridge is intended for shooting scenarios where subsonic performance and heavy-for-caliber projectile weight are required, including suppressed platforms and precision field use.

Key Specifications

• The cartridge is chambered in .338 ARC.
• The bullet weight is 300 grains.
• The bullet type is a jacketed hollow point boat-tail.
• The box contains 20 rounds.
• There are 25 boxes per case.
• This load is subsonic.
• The listed muzzle velocity is 1050 fps.
• The listed muzzle energy is 735 ft·lbs.
• The ammunition is reloadable.

Designed for shooters who require heavy, consistent subsonic performance, this HSM 300‑grain HPBT offering provides a stable projectile profile and handloading flexibility. Its packaging and listed ballistics make it a practical option for suppressed shooting setups and precision-oriented applications where reduced velocity and controlled external ballistics are desired.

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