Buy Sig Sauer MPX 9mm 4.5″ Pistol Black Online| Sig Sauer MPX 9mm 4.5″ Pistol Black in stock
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 full-length picatinny rail allows for solid, consistent mounting of optics and targeting lasers. The MPX K features a 4.5″ barrel and a short aluminum M-LOK handguard.
|Operation||Semi-Auto, Short Stroke Gas Piston|
|Barrel Length||4.5″, 1:10″ Twist, M13.5x1mm Muzzle|
|Trigger||Timney Single Stage|
|Handguard||Free Float M-LOK|
|Brace||Pivoting Contour Brace|
*Specifications subject to change.
* Magazine(s) are not included for Restricted States.
Important note about our photos
While we make every effort to ensure that our product photos are accurate, manufacturers occasionally change the design of components such as triggers, sights, or magazines without notice. Also, modifications to the firearm or component may be required in order to meet specific state compliance requirements. While we make every effort to accurately describe and illustrate the item you are going to receive, there may be visual differences on various components that do not affect functionality.
Federal law requires that you be 21 years of age or older to purchase a handgun, frame or receiver. To purchase a shotgun or rifle, you must be 18 years of age or older. 18 U.S.C. Section 922(b)(1).
As required by federal law, this item may only be shipped to a dealer with a valid Federal Firearms License. If you do not specify the name and shipping address of your dealer, your order will be delayed.