SIG SAUER MCX 5.56X45MM: The Sig Sauer MCX is a patented modular system that rearranges and telescopes around the barrel, maximizing reliability. Well-maintained, this model chambered in 5.56X45MM features a 16″ threaded barrel and a thumb safety, even though there’s no magazine.
Used
Great Condition
16″ Threaded Barrel
Thumb Safety
No Magazine
No Box
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