C4 (top) 12” includes colt barrel nut (AR15 sized) screws included/ installed.
CMR (bottom) 14” includes 3 modular rails (2 short 1 long) barrel nut and screws included but not installed.
Both used but in excellent condition
$100 shipped
CMR (bottom) 14” includes 3 modular rails (2 short 1 long) barrel nut and screws included but not installed.
Both used but in excellent condition
$100 shipped
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