Atomic Ammunition 223 Rem 77gr HPBT Subsonic – 20 Round Box

Push the boundaries of quiet precision with Atomic Ammunition’s 223 Rem 77gr HPBT Subsonic rounds. Engineered for suppressed rifle applications, these subsonic cartridges deliver exceptional accuracy and terminal performance while keeping muzzle velocity below the sound barrier — making them an ideal choice for hearing-safe shooting and tactical applications.

The 77-grain hollow point boat tail (HPBT) projectile offers superior ballistic consistency and reliable expansion, whether you’re running a suppressed AR-15 or bolt-action platform chambered in 223 Remington. Atomic loads each round with precision-controlled propellants and quality components to ensure consistent, repeatable performance shot after shot.

Each box contains 20 rounds, offered at a competitive price of $29.99 — with case quantities available at 10 boxes per case for volume buyers and dealers. Atomic Ammunition is known for its commitment to quality subsonic and specialty loads, making this a hard-to-find option you won’t easily source elsewhere.

Order online today at VanTon Arms and take advantage of our fast nationwide shipping to get these specialty subsonic rounds delivered straight to your door.