by Shooting Illustrated Staff posted on February 2, 2012 Guns Support NRA Shooting Illustrated DONATE There's a lot to be said for having everything you need and nothing you don't, all at a reasonable price. Enter the SIG Sauer M400. In this article 5.56 NATO, AR, semi-auto rifles, SIG Sauer Related Stories SIG Sauer M400 Wilson Combat SPR Gallery Rock River Arms LAR-PDS Carbine New AR from Del-Ton DPMS Tac-2 Most Popular In Memoriam: Wiley Clapp Handguns: Reliability vs. Liability Tech Wisdom: Dirty Magazines The Realities of One-Handed Fighting Roundup: Lever-Action Rifles in .45-70 Gov't New Handguns for 2025