Sig Sauer MCX for Sale
Founded: 1976
HQ: Switzerland and Germany
The Sig Sauer MCX is a semi-automatic rifle with short-stroke gas piston and rotating bolt, featuring modular quick-change barrels; its signature caliber is .300 AAC Blackout. Its dual recoil-spring system eliminates the buffer tube to allow a side-folding stock. On FirearmLand, Sig Sauer MCX listings most often appear in 5.56 NATO and .300 AAC Blackout (7.62x35mm).
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