HSM Subsonic .338 ARC ammunition (part no. 338ARC1N) loads a 300-grain Hollow Point Boat Tail for hunters who want dependable performance in the field. HSM hand-loads short production runs using premium bullets from Hornady, Sierra, and Berger rather than mass-producing generic projectiles. The boat tail profile holds velocity downrange while the exposed hollow point tip is tuned for rapid expansion on impact. Cased and 20 to a box, it is built to feed reliably through bolt guns and semi-autos chambered for the cartridge. In our rifle ammunition lineup, this .338 ARC loading is a dependable choice worth adding to the cart.

Key Specifications

• The chambering is .338 ARC, a modern, subsonic-friendly cartridge purpose-built for suppressed AR-platform rifles.
• The bullet weighs 300 grains, setting the balance of velocity and downrange energy this load is tuned for.
• The bullet is a Hollow Point Boat Tail, the projectile HSM chose to load behind .338 ARC.
• The boat tail profile holds velocity downrange while the exposed hollow point tip is tuned for rapid expansion on impact.
• This load is loaded to subsonic velocity, staying below the sound barrier for a quieter report, especially useful when shooting suppressed.
• Each box holds 20 rounds, enough to confirm zero and still have rounds on hand.
• A case ships 25 boxes (500 rounds total), ideal for stocking up or buying once for the season.

Frequently Asked Questions

What game is the 300-gr Hollow Point Boat Tail suited for? With .338 ARC behind a Hollow Point Boat Tail bullet, it is built for deer-class game and similarly sized animals within the cartridge’s normal hunting range.

How many rounds come in a case? A case ships 25 boxes of 20, 500 rounds total.

How is the Hollow Point Boat Tail different from a standard cup-and-core bullet? The boat tail profile holds velocity downrange while the exposed hollow point tip is tuned for rapid expansion on impact.

Buy the HSM Subsonic .338 ARC 300 gr Hollow Point Boat Tail

Confirmed zero and dependable ammunition matter more than anything else when it counts, and this Hollow Point Boat Tail loading is built to be the round you don’t have to think twice about. Stock up before the next range day or hunt. Order from our Lubbock, Texas gun shop and it ships fast to your door.