The Sig Sauer MPX K 9MM redefines the standards for performance, versatility, and modularity in a compact personal defense weapon (PDW). Utilizing a closed bolt gas piston system, the MPX K is celebrated for its exceptional reliability and ruggedness. Featuring ambidextrous AR-style controls, this PDW is designed for both left and right-handed users. Its highly modular nature allows for easy customization with interchangeable handguards, various barrel lengths, and multiple muzzle devices including suppressors and brakes. The MPX K also includes a picatinny rail at the rear for easy pistol brace or stock conversion (NFA paperwork required), enhancing its adaptability. A flared magazine well facilitates quicker reloads, and a full-length top picatinny rail is ready for any optics or iron sights. The collaboration between Sig Sauer and Timney has resulted in a smooth, ultra-fast trigger that enhances the shooting experience, ensuring quick and reliable action.