SIG Sauer MCX Rattler Upper on Sale Online
SIG Sauer 5.56 and .300 BLK MCX Rattler Upper on Sale
SIG Sauer MCX Rattler Upper Assembly Ships Free
The SIG Sauer MCX Rattler Upper is available in 5.56 NATO and .300 BLK Calibers. Shooters can convert any Mil-SPEC AR Lower into a MCX Rattler with this upper assembly. Included is the upper assembly, lower receiver stock adapter kit, side folding AR buffer tube knuckler and match duo trigger kit.
Xtreme Guns and Ammo stocks a full line of SIG Rifles and Accessories at the Best Price. Chat with the SIG SAUER pros on line, during business hours, or call 832-363-3783 for answers to all of your SIG Sauer questions and needs.