Sig M400 SDI 223 Rem/5.56mm, 16" Barrel, Cerakote Flat Dark Earth, Magpul SL Stock, Sig 2-Stage Matchlite Duo Trigger, 30rd

The M400-SDI X was designed to meet the highest standards of performance and reliability. From the rifle's full suite of ambidextrous controls to its proven mid-length gas system. Features fully Ambi Controls- safety, charging handle, bolt Catch & mag release; 2-Stage Matchlite Duo trigger; free floating M-LOK; mid-length direct impingement operating system and 6 position Magpul SL stock.

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• Action : Semi-Auto
• Caliber : 5.56 NATO
• Barrel Length : 16"
• Capacity : 30+1
• Trigger : Sig Two-Stage Matchlite Duo
• Safety : Lever
• OAL : 33.25' - 36.50"
• Weight : 7 lbs
• Stock Description : 6 Position Magpul SL