by Shooting Illustrated Staff posted on February 7, 2012 Guns Support NRA Shooting Illustrated DONATE The MVP sports ground-breaking features, partly due to its innovative magazine compatibility and partly due to its design. In this article .223 Rem., 5.56 NATO, bolt-action rifles, Mossberg, STANAG magazines Related Stories Mossberg MVP Kel-Tec SU-16C Mossberg Introduces MVP Patrol Rifle Mossberg MVP Flex Bolt-Action Rifles WATCH: SIG Sauer M400 Tread Most Popular Shotgun Limitations Low Round Count Pistol Drills The Thinking Man’s Defensive Gun How To Get Ladies To Hate Guns Want To Improve Your Accuracy? Get a Grip. Review: Ruger Silent-SR ISB