SIG Sauer M400 TREAD Semi-auto 5.56mm 16" Barrel 30+1 Rounds

Overview

The SIG Sauer M400 TREAD takes the trusted AR platform and levels it up with enhanced ergonomics, accuracy, and versatility. Featuring a stainless steel barrel, free-floating M-LOK handguard, and SIG's crisp Matchlite Duo trigger, this rifle is built for performance. Whether for range, duty, or defense, the M400 TREAD delivers uncompromising capability in a lightweight package. Chambered in 5.56 NATO 16" stainless steel barrel with 1:8 twist Mid-length direct impingement gas system 1/2x28 TPI threaded muzzle with SIG 3-prong flash hider Free-floating TREAD-enhanced M-LOK handguard Optics ready flat-top upper SIG Matchlite Duo 2-stage flat blade trigger Ambidextrous safety selector and mag release Reduced-angle pistol grip 6-position Magpul SL-K telescoping stock Integrated QD sling mount Includes (1) 30-round polymer AR-15 magazine