Your cart is empty
Mfg Item #: STOCKXFOLDM4BLK
Sig's 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 types buttstocks on your MCX/MPX. *Note- Magazine holder is removable but does not accommodate MPX magazines.
| Shipping Width | Y |
|---|---|
| Shipping Length | 2.80 |
