Winchester USA White Box Features The Winchester USA White Box line is built around consistent performance and this .300 AAC Blackout loading delivers a 147 grain full metal jacket bullet suited to high-volume range shooting. The FMJ bullet construction holds together through the cycle of extraction and feeding helping to minimize malfunctions across a variety of .300 AAC Blackout rifles and pistols. Brass cases provide dependable extraction and a familiar feel for handloaders who want to reclaim spent brass after a session. This combination of bullet weight and case material reflects Winchester s long-standing approach to ammunition built for everyday reliability rather than specialized performance. Packaged 125 rounds per box this load gives shooters plenty of rounds to work through drills function testing or an afternoon at the range without frequent restocking. The USA White Box name has represented consistent trustworthy ammunition for generations of shooters and this .300 AAC Blackout offering continues that standard. Centerfire ignition keeps the round compatible with reloading equipment extending its value beyond a single use. For shooters looking for straightforward dependable .300 AAC Blackout ammunition the Winchester USA White Box 147 grain FMJ is for sale at GrabAGun and ready for the next range day. Winchester USA White Box Specifications Manufacturer: Winchester Model: USA White Box Caliber: .300 AAC Blackout Bullet Type: Full Metal Jacket Bullet Weight: 147 Grain Rounds Per Box: 125 Case Material: Brass Available At: GrabAGun