The 300 PRC cartridge is longer than the 300 Win Mag. It’s also slightly faster and shoots longer bullets with higher ballistic coefficients. But both cartridges shoot 0.30-caliber bullets.

LAS VEGAS -- Winchester Ammunition has a new hunting cartridge that's more potent than the .300 Blackout and the .223, company officials said. The new .350 Legend centerfire rifle cartridge is ...

The .300 Blackout powder debate was settled the day Hodgdon introduced CFE BLK, as it filled the necessary burn-rate gap to enable reliable cycling across a variety of gas systems.

Building on the .45 Colt/.410 bore Brawler introduced in 2024, Rossi USA is expanding its line of break-action handguns to include chamberings in 5.56 NATO and .300 Blackout.