Sig Sauer factory replacement M4 stock installs easily on your MCX/MPX via the receivers 1913 interface. This stock option gives you the ability to install standard AR-15 type buttstocks on your MCX/MPX. Stock is available in black. Magazine holder is removable but does not accommodate MPX magazines.
Specifications and Features:
- Compatible With: Sig Sauer MPX
This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. www.P65Warnings.ca.gov