Precision-loaded subsonic rounds with 220gr Sierra Match King bullets for suppressed rifle accuracy. Electro-mechanically monitored for consistent performance in 20-round boxes.
Sig Sauer's Match Grade 300 Blackout ammunition represents the pinnacle of subsonic rifle performance. Engineered specifically for suppressed firearms, these rounds deliver the accuracy and consistency demanded by serious shooters.
These rounds are purpose-built for the 300 Blackout platform, particularly in suppressed configurations. The heavy 220-grain bullet maintains subsonic velocities while delivering the ballistic performance you expect from a match-grade load. Electro-mechanical quality control during the loading process ensures that every round meets the same exacting specifications—critical for shooters who demand consistency.
Whether you're running a suppressed precision rifle, competing in subsonic matches, or conducting training with minimal noise signature, these rounds deliver the accuracy and reliability you need. The 20-round packaging makes them convenient for range sessions and practice.
Choose ammunition built to the same exacting standards as Sig Sauer firearms themselves.