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There's something satisfying about popping the lid on a bucket of ammo instead of tearing through a stack of little boxes. Remington took their reliable UMC .300 Blackout line and dumped it straight into a resealable bucket, which means less packaging waste and a lot less fumbling when you're trying to keep pace at the range or during a training session.
The 220 grain Open Tip Flat Base bullet leaves the barrel at roughly 940 fps, which puts it comfortably in subsonic range for .300 AAC Blackout. That matters if you're running a can, since subsonic loads skip the sonic crack and let the suppressor do its job without the bullet breaking the sound barrier downrange. The flat base design also helps the bullet hold its weight and shape through impact, so you get consistent behavior shot after shot instead of surprises.
160 rounds in a single container is a lot of trigger time without a trip back to the truck for more ammo. Brass cased and boxer primed like the rest of the UMC lineup, this load is built for high round counts without babying your rifle or your wallet. It's the kind of ammo you grab before a weekend at the range with buddies, a suppressor break-in session, or just burning through a stack of steel targets.
While subsonic .300 Blackout loads are popular with suppressed AR-15 shooters, this round works just as well in bolt action rifles chambered for the cartridge. Loaded and assembled in the USA, it carries the same quality control Remington has used on their UMC line for years, just packaged in a format that makes stocking up simple.
Yes, at roughly 940 fps this 220 grain load falls below the speed of sound, which is typically around 1,050 to 1,125 fps depending on conditions. That makes it a solid pick for suppressed rifles where you want the quieter, subsonic crack-free report. It's a popular choice for anyone running a can on their AR-15 or bolt gun in .300 Blackout.
Instead of splitting 160 rounds across multiple small boxes, Remington loads them loose into a single resealable plastic bucket. It cuts down on cardboard waste and gives you one container to grab and go, plus the bucket itself is handy to reuse once it's empty.
This OTFB load is built for high-volume range use and functions like standard brass cased .300 Blackout ammunition. Subsonic loads can sometimes need a properly tuned buffer system or an adjustable gas block to cycle reliably in semi-auto platforms, so it's worth checking your rifle's setup if you're shooting suppressed subsonic ammo regularly.
This load is designed primarily for target shooting, training, and high-volume range sessions rather than big game hunting. The open tip flat base bullet is built for consistent flight and weight retention rather than rapid expansion, so it's best suited for punching paper, ringing steel, or suppressor testing.
| Caliber/Gauge | .300 AAC Blackout |
|---|---|
| Case Material | Brass |
| Cost per Round | 1.47 |
| Grains | 220 gr |
| Manufacturer | |
| Manufacturer Part Number | 20111 |
| Shipping Weight | 7.49 |
| Units per Box | 160 |
| UPC | 047700487403 |
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