Ultramax 300 Blackout 208gr BTHP Subsonic Ammunition – 20 Rounds

Push your 300 Blackout build to its full potential with Ultramax 300 BLK 208-grain Boat Tail Hollow Point (BTHP) subsonic ammunition. Engineered for reliable, quiet performance, this load is ideal for suppressed rifles and tactical applications where reduced noise signature and maximum downrange energy transfer matter most. The heavy 208-grain projectile operates at subsonic velocities, making it a natural pairing for suppressor-equipped AR-platform rifles and purpose-built 300 Blackout firearms. Ultramax ammunition is manufactured to consistent quality standards, delivering reliable feeding, extraction, and terminal performance round after round. Whether you’re hunting hogs, running a suppressor on the range, or building the ultimate quiet 300 Blackout setup, this load deserves a place in your ammo rotation. Each box contains 20 rounds. Shop online at Deep Roots Rifle Co for fast shipping nationwide, or stop by our local gun store in Eustis, Florida to pick up your ammo today. Our knowledgeable staff is ready to help you find the right load for your rifle or assist with a custom 300 Blackout build.