FOR A LIMITED TIME, USE COUPON CODE: MPX TO SAVE AN EXTRA $300 MAKING YOUR COST ONLY $1,699.99

The Sig Sauer MPX Copperhead features a monolithic Elite Series Cerakote finish upper receiver, with an integrated stock knuckle lower, and a 4.5 barrel with integrated muzzle brake. This Sig MPX redefines the submachine gun category with a new level of operator safety, in-field adaptability and proven reliability in the harshest environments. It features dual-sided selector switch, magazine release, charging handle and bolt release. The Sig MPX Copperhead operates from a fully-closed and locked rotating bolt, offering enhanced reliability and safety in use. A short-stroke gas piston allows this 9mm Sig Sauer to run all weights and brands of 9mm ammunition with no adjustments to the gas valve. This MPX Copperhead will ship WITHOUT THE BRACE in order to comply with the ATF Rule regarding Pistol Braces!