5.56 NATO, 20" Black Nitride Heavy Barrel, 1:9 Twist, Rifle Length Gas System, 15" MLOK|Ambidextrous Charging Upper


This Duce Tactical 5.56 NATO AR-15 Ambi Complete Upper has a 20" barrel with a Heavy Barrel profile, made of 4150 Chrome Vanadium with a Black Nitride finish, and features a 1:9 Twist Rate, a Rifle length gas system.

The Ambidextrous Charging Upper Includes an M4 flat-top forged upper receiver with forwarding assist, a Bolt Carrier Group with billet extractors, a Flash Hider, and a Charging Handle. It is chambered in 5.56 NATO and machined with M4 feed ramps in the barrel extension.

This Duce AR-15 Complete Upper, like all Duce products, is subjected to numerous QA/QC checks which for our firearms and complete upper receiver assemblies includes test firing prior to approval and shipment.

Choose an upper designed by a US company and made in the USA. Choose Duce Tactical Supply.

5.56 NATO, 20" Black Nitride Heavy Barrel



    Wichita Falls, TX USA

    ©2018 by Duce Tactical Supply.