SIG SAUER KIT-MPX-PISTON MPX, PISTON ASSY

UPPER RECEIVER ASSY, MPX, SEMI, DUST COVER, EJECTOR, BARREL CLAMP, HARDWARE

SIG SAUER Factory replacement tactical handguard. Constructed of Mil-grade aluminum and features a top picatinny rail for sight and optic, while also offering a KeyMod mounting design to attach...

SIG SAUER factory MPX translucent 20-round magazine, black. Factory magazine for 9mm MPX. Note: This magazine is designed to work with Generation II MPX or KM models

The SIG SAUER enhanced factory MPX 20-round 9mm magazine combines the best of metal and polymer designs. It features metal feed-lips for enhanced durability and a robust yet lightweight polymer body...

The SIG SAUER enhanced factory MPX 35-round 9mm magazine combines the best of metal and polymer designs. It features metal feed-lips for enhanced durability and a robust yet lightweight polymer body...