Sig Sauer MCX
Parts listed here are designed for the Sig Sauer MCX pistol/rifle platform chambered in .223 Rem/5.56x45mm or .300 Blackout unless noted otherwise. MGW carries many replacement stocks, handguards, magazines, triggers, barrels, parts kits, springs, pins and other components for this modular firearm model. Service your Sig MCX with quality OEM and aftermarket parts/components to ensure a solid performance from every shot.
The schematic may not represent all the parts available - please scroll down for a complete list of items offered for this model.
Click on any part number highlighted in RED to view specific details or to purchase online.
It is recommended that all parts be fit by a qualified gunsmith.
Sig Sauer MPX / MCX Collapsible Stock, Black
$290.40
In Stock
Sig Sauer MPX / MCX Pistol Grip Assembly
$23.76
In Stock
Sig Sauer MCX / MPX Folding and Telescoping Stock, 1913 Interface, Black
$241.56
In Stock
Sig Sauer MCX / MPX Folding and Telescoping Stock, 1913 Interface, Flat Dark Earth
$241.56
In Stock
Sig Sauer MCX / MPX Folding M4 Stock, 1913 Interface, Black
$193.38
Sold Out
Sig Sauer SIG516 / SIG716 / M400 / MPX / MCX Magazine Catch Spring
$6.99
In Stock