SKU: SB308SUBB
MPN: SB308SUBB
The Sellier & Bellot 308 Winchester 200 grain full metal jacket subsonic ammunition is purpose-built for sound-suppressed rifle systems, making it the standard choice for tactical operations where noise discipline is mission-critical. This 20-round box delivers consistent, subsonic performance ideal for law enforcement special operations, military precision work, and professional hunters requiring hearing-safe ballistics without sacrificing accuracy. Subsonic loads eliminate the supersonic crack that compromises suppressor effectiveness and tactical positioning.
The 200-grain full metal jacket bullet is engineered to maintain stable flight below 1,125 feet per second, the sonic barrier for .308 Winchester, while delivering reliable feeding and extraction in bolt-action and semi-automatic platforms. Sellier & Bellot's manufacturing standards ensure consistent powder charges and primer ignition, critical factors when operating suppressors—any velocity variance can degrade sound signature reduction. The FMJ construction provides barrier penetration and controlled expansion characteristics demanded by tactical shooters, with minimal fouling in suppressor baffles compared to hollow-point alternatives.
This ammunition suits bolt-action rifles, AR-10 platforms, and traditional .308 Winchester semi-automatics equipped with quality suppressors and properly tuned action cycles. Operators running subsonic loads should verify magazine compatibility and confirm suppressor alignment before live fire. The 20-round packaging provides efficient storage and field transport, making this load suitable for training cycles, live operations, and extended deployments where hearing protection and stealth remain operational imperatives.
WARNING ⚠️ You must be 18 or older to purchase shotgun or rifle ammunition and 21 or older to purchase handgun ammunition and firearms. Please reference our requirements for ammunition orders to "restricted" states HERE. Always make sure you use the correct ammunition for your firearms. Ammo cannot be shipped to a PO Box. Please reference state & local laws before making a firearm or ammunition purchase.