Oct 24, 2020 · If you are building a .300 Blackout rifle on a budget, the Anderson Manufacturing – M16 5.56 BCG will still work fine without any issues even after you’ve fired a few hundred rounds. You want a versatile and drop-in BCG. The Anderson Manufacturing – M16 5.56 BCG was designed to work with most AR-15 platforms. Sportsman's Guide has your Hexmag AR-15, 5.56 NATO/.223 Remington/.300 AAC Blackout Caliber Magazine, 10 Rounds, Olive Drab available at a great price in our Rifle Mags collection
Mar 10, 2014 · Reevaluating this, if we take 5.56's performance at 500m as a baseline for "maximum effective range", then it out-ranges .300 AAC Blackout by about 110m. Further, it's worth noting that at 250m, 5.56 has less than a quarter of the drop, thanks to its laser-like trajectory, which enables the 25 yard combat zero.