Factory Sig Sauer collapsible stock for MCX and MPX rifles. Features three adjustable length-of-pull positions and installs via standard 1913 interface.
Fits: Sig Sauer MCX, Sig Sauer MPX
This is the factory telescoping stock designed specifically for Sig Sauer's MCX and MPX platforms. It represents the kind of practical engineering that defines modern tactical rifle design.
This is the genuine Sig Sauer replacement stock—the same component that ships on new MCX and MPX rifles. Installation is straightforward via the receiver's 1913 interface, requiring no gunsmithing or special tools.
Whether you're upgrading an existing rifle or replacing a worn component, this stock delivers the adjustability and reliability you expect from factory Sig Sauer parts.