Complete Uppers - AT3 Tactical
Built with quality components and manufacturing processes – AT3 Complete Upper assemblies are Built for Accuracy and Reliability – Guaranteed.
For a truly awesome build, use AT3 Complete Upper Receiver Assemblies. When it comes to AR-15, don’t settle for less. You can expect quality where it counts. Shop now!
-
AT3™ FF-ML 11.5″ Complete Pistol Upper – .223/5.56 11.5″ Ballistic Advantage Barrel – 12″ M-LOK Free Float HandguardFrom
$358.99$304.99 -
AT3™ FF-KM Complete Rifle Upper – .223/5.56 16″ Ballistic Advantage Barrel – Keymod Free Float HandguardFrom
$388.99$329.99 -
AT3™ FF-ML 11.5 Inch Complete Pistol Upper – .223/5.56 11.5 Inch Faxon Firearms Barrel – 12 Inch M-LOK Free Float HandguardFrom
$358.99$328.99 -
AT3™ FF-ML 10.5 Inch Complete Pistol Upper – Choose Your Own 10.5 Inch .223/5.56 Barrel – 12″ M-LOK Free Float HandguardFrom
$308.99$262.99 -
AT3™ Complete Rifle Kit – Magpul Lower Build Kit – .223/5.56 16 Inch Ballistic Advantage Barrel – M-LOK Free Float HandguardFrom
$699.99$599.99 -
AT3™ FF-ML 20 Inch 6.5 Grendel Complete Upper – 6.5 Grendel Type II 20 Inch Faxon Firearms Barrel – 15 Inch M-LOK Free Float HandguardFrom
$605.99$515.99 -
AT3™ FF-ML 9.5 Inch .300 BLK Complete Pistol Upper – .300 AAC Blackout 9.5 Inch Ballistic Advantage Barrel – 12″ M-LOK Free Float HandguardFrom
$377.99$320.99 -
AT3™ FF-KM 11.5″ Complete Pistol Upper – .223/5.56 11.5″ Ballistic Advantage Barrel – 10″ Keymod Free Float HandguardFrom
$388.99$329.99 -
AT3™ FF-ML 16 Inch .300 BLK Complete Upper – .300 AAC Blackout 16 Inch Ballistic Advantage Barrel – 15″ M-LOK Free Float HandguardFrom
$406.99$344.99 -
AT3™ FF-ML Complete Rifle Upper – .223/5.56 16″ Ballistic Advantage Barrel – M-LOK Free Float HandguardFrom
$386.99$327.99
