SIG Sauer M400 SDI VTAC Complete Specs and Full Gun Specifications

Sig's M400 is a superior system offering advanced features available right out of the box that were once only found on the after-market. It features a direct impingement gas operating system with a rotating locking bolt, an extended charging handle latch, flat-top upper receiver, built-in tensioning device, and ambidextrous controls. The M400 Elite Pistol has free-float M-Lok handguard, Sig pistol stabilizing brace, and an enhanced trigger. This model has a 11.5" barrel and a black metal finish.