The MPX Copperhead features a monolithic Elite Series Cerakote finish upper receiver with an integrated stock knuckle lower and a 3.5” barrel with integrated muzzle brake.

Unconventional design unmatched performance and familiar AR handling. The SIG MPX redefines the submachine gun category with a new level of operator safety in-field adaptability and proven reliability in the harshest environments. Completely ambidextrous the SIG MPX is great for left- or right-handed shooters with its dual-sided selector switch magazine release charging handle and bolt release. The SIG MPX operates from a fully-closed and locked rotating bolt offering enhanced reliability and safety in use. A short-stroke gas piston allows the SIG MPX to run all weights and brands of 9mm ammunition with no adjustments to the gas valve.

Specifications:

• Action: Semi Automatic
• Caliber: 9mm Luger
• Capacity: 20
• Barrel Length: 3.5
• Sights: Optic Ready
• Safety: Ambidextrous