SIG MCX

The SIG MCX is a weapon series designed and manufactured by SIG Sauer, featuring a short-stroke gas piston system. The MCX features a system that allows for conversion between 5.56×45mm NATO, .300 AAC Blackout and 7.62×39mm ammunition. All MCX variants have a forend made of aluminum with a KeyMod system to add accessories.
Here at Rainier Arms we offer SIG MCX Virtus Pistol, SIG MCX Rattler, SIG MCX Virtus Patrol...