FMK Firearms AR1 Extreme Black Multi Caliber AR-15 Polymer Lower

$45

The FMK Firearms AR1 is an ultralight polymer lower receiver for AR-15 style firearms. It features durable proprietary polymer construction, molded in black finish, integrated trigger guard, and compatibility with most lower parts kits and mil-spec upper receivers.
FMK Firearms AR1 Extreme Black Multi Caliber AR-15 Polymer Lower

$45

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