HM Defense HM Straight Fluted bbl Rifle Upper Kit 16UP-STFCR-556
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$669
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Updated
Aug 26, 2026
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Specifications
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MPN
16UP-STFCR-556
Description
This HM Defense rifle upper kit features a 16" straight fluted barrel, BCG, and charging handle (headspaced). HM Defense HM Straight Fluted bbl Rifle Upper Kit 16UP-STFCR-556
