The New .224 Valkyrie—an Outstanding Ride or Flash in the Pan?

Federal has released a brand-new cartridge for the AR-15—or what they are calling the MSR 15—claiming “match accuracy” supersonic velocity to 1,300 yards… “the world’s only” cartridge to do this. Introducing the .223 Valkyrie Essentially, this new round is a 6.8 SPC/.30 Remington case necked down for .224 bullets, with comparable ballistics to a 6.5 […]