by Shooting Illustrated Staff posted on January 19, 2012 Gear, Videos Support NRA Shooting Illustrated DONATE Mack Gwinn, Owner of MGI, announces the winner from the SHOT Show floor. In this article MGI Related Stories Enhanced Reliability Firing Pin & Bolt System MGI Rate and Recoil Reducing Buffer for M16/M4/AR15 Platforms MARCK-15 Hydra 6.8 SPC Now Available and Shipping MGI Hydra Marck-15 Modular Rifle Gallery MGI Marck 15 Hydra Most Popular Review: Staccato C Pistol First Look: Ruger RXM Pistol What's the Best 38 Special Ammo for Self-Defense? Best Distance to Zero a Pistol-Mounted Red Dot The Ultimate Home Defense Shotgun .300 BLK vs. .300 HAMR: Which is the Better Cartridge?