Uppers

Tacfire Complete Upper With Bcg 9mm Luger 10" Black - BU-9MM-10

Tacfire Inc.

Tacfire Complete Upper With Bcg .45 Acp 10" Black - BU-45ACP-10

Tacfire Inc.

Tacfire Complete Upper With Bcg .308 Win 16" Black - BU-308-16

Tacfire Inc.

Tacfire Complete Upper With Bcg .300 Blackout 16" Black - BU-300-16

Tacfire Inc.

Daniel Defense Dd4 Riii Complete Upper Receiver 16" Barrel Fde - 23-191-20088-011

Daniel Defense

M4a1 Fsp Urg Surefire Fh Fde - 23-004-09376

Daniel Defense

Ati Milsport Complete Upper 5.56mm 7.5" Barrel 1:8 Twist 7" Mlok C-clamp W/bolt Carrier Group And Charging Handle - ATI15MS556ML7CC

American Tactical Inc-ati

Tacfire AR-15 Slick Side Stripped Upper Receiver Black - UP02

Tacfire Inc.

Aero EPC-9 9/40 Threaded Assembled Upper Receiver w/LRBHO - Anodized Black - APAR620201AC

Aero Precision