This DTS AR-15 Complete Upper has an 18" barrel with a heavy profile, made of 416R Stainless Steel, and features a 1:8 Twist Rate, and mid-length gas system.


The Upper includes a 15" MLOK Split Rail, an M4 flat-top forged upper receiver with forwarding assist, a BCA Bolt Carrier Group, a Flash Hider, and a Charging Handle. It is chambered in 6.5 Grendel Type II and machined with 300 Blackout feed ramps in the barrel extension.


This DTS AR-15 Complete Upper, like all BCA 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.

6.5 Grendel, 18" Stainless Heavy Barrel, 1:8 Twist, Mid-Length Gas System, 15" M



    Wichita Falls, TX USA

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