For the ultimate in versatility SIG SAUER is pleased to release SIG MCX conversion kits. With a single Torx bit an MCX owner can change caliber and barrel length in less than a minute. This 16 5.56MM kit includes a complete barrel assembly installation instructions and a .300 BLK warning card.
|Manufacturer Model Number
||CAL XCHNGE KIT MCX 5.56MM 16 CALX-MCX-16B-556
Determined at checkout.