Underwood Ammo Maximum Expansion ammunition is chambered in .300 AAC Blackout and uses a 194-grain copper solid projectile. The load has a listed muzzle velocity of 1,025 fps and is described as optimized for pistol-length barrels.
Designed for shooters who value a documented subsonic .300 AAC Blackout load, this 194-grain offering combines a substantial projectile weight with a clearly listed velocity and reloadable nickel-plated brass case. Its 20-round box provides a straightforward format for range, hunting, and load-management needs.
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| Caliber/Gauge | .300 AAC Blackout |
|---|---|
| Case Material | Nickel-Plated Brass |
| Cost per Round | 3.12 |
| Grains | 194 GRAINS |
| Length | 5.2000 |
| Manufacturer | Underwood Ammo |
| Manufacturer Part Number | 452 |
| Shipping Weight | 0.892 |
| Units per Box | 20 |
| UPC | 816874022570 |
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