SIG SAUER M400-FORGE is a modern 5.56 NATO rifle engineered for shooters who demand reliability, precision, and performance. Built around a 16" cold hammer forged barrel and mid-length gas system, the M400-FORGE delivers exceptional durability and smooth, consistent operation in any environment. TriggerTech 3.5 pound two-stage flat blade duty trigger 16" cold hammer forged barrel with mid-length gas system ROMEO-MSR Gen II 2 MOA red dot included Full-length free-floating M-LOK handguard Ambidextrous charging handle MAGPUL SL-K 6-Position adjustable stock