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Does this upper fit mil-spec AR 15 lowers? — 1 Answer

by John, from MD, United States Asked on November 24, 2018

Name CMMG, Inc MkW ANVIL .458 SOCOM Complete Upper Receiver Assembly
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Answered by Schmidt, member, from CA, United States, on November 24, 2020

No it has its own proprietary lower that’s neither an AR15 or 308 lower. It’s slightly larger to accommodate the larger bolt. The MKW lower will fit only their .458 socom and 6.5 grendel.

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