PTAC 16" 1:7 M4 Rifle Kit - 23898

Barrel Length 16" Chrome Moly barrel Steel5.56 Nato Chamber1 in 7" twistM4 Profile Barrel M4 Feedramps Forged Upper M16 Bolt Carrier Carpenter 158 Bolt Freedom Lower Build KitMade in USA**Upper may or may not have T-marksPTAC products are ready for duty, and are meant to be used.  As such the finish may have some cosmetic irregularities which include, but are not limited to, scuffs, scratches, and dings or dents in the forgings that do not affect function.  Signature required for delivery.