AT3 Tactical
AT3 Tactical
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Flat Dark Earth .300 Blackout AR-15 Parts

FDE .300 Blackout AR-15 parts and accessories, including complete uppers from AT3 with Ballistic Advantage barrels.

21 products
FDE Warhammer with BCG

AT3™ Black Nitride 5.56 Bolt Carrier Group with Breek Arms Warhammer AR-15 Charging Handle
8 options
(55)
from $131.94
In stock
Doorbuster

AT3™ AT-15 M-LOK Builder Set – Anodized and Cerakote
RECOMMENDED
+125 options
(9)
$274.99from $259.19
In stock
AT3 Tactical AT-15 Quad Rail Builder Set - Upper, Lower, and Handguard - 15 Inch - Flat Dark Earth

AT3™ AT-15 Quad Rail Builder Set – Anodized and Cerakote
RECOMMENDED
32 options
(6)
from $287.99
In stock

Magpul Cerakote PMAG AR-15 Magazine – 30 Round – FDE, ODG, and Pink Coated by AT3
4 options
(23)
from $27.99
In stock
Surefire Warden Blast Regulator for Suppressor Mount Muzzle Devices - AT3 Tactical

Surefire Warden Blast Regulator for Suppressor Mount Muzzle Devices
2 options
from $296.00
In stock
AT3 Tactical Slick Side Upper with BCG and Breek Warhammer - Flat Dark Earth - Black Nitride

AT3™ Slick Side Upper with Bolt Carrier Group and Breek Arms Warhammer Charging Handle
10 options
(2)
from $222.99
In stock
Flat Dark Earth Upper with BCG

AT3™ Slick Side AR-15 Upper with Black Nitride 5.56 Bolt Carrier Group
7 options
(11)
from $174.99
In stock
10% offMission First Tactical Extreme Duty Polymer Magazine 30 Round

Mission First Tactical Extreme Duty .223/5.56 NATO AR-15 Magazine – 30 Round
2 options
(32)
$12.99from $11.69
In stock
8% offDuramag AR-15 Stainless Steel Magazine 30 Round – .223/5.56/300BLK

Duramag .223/5.56/300BLK AR-15 Magazine – Stainless Steel – 30 Round – 2 Colors Available
2 options
(7)
$17.29from $15.91
In stock
AT3 Tactical 10.5 Inch 300 BLK Complete AR-15 Upper Assembly - No BCG or Charging Handle

AT3™ 10.5 Inch .300 Blackout Assembled Pistol Upper for AR-15 – No BCG/CH
8 options
(13)
from $402.49
In stock
Amend2 30 Round .223 Rem/5.56 NATO Magazine for AR15 - AT3 Tactical

Amend2 .223 Rem/5.56 NATO AR-15 Magazine – 30 Round
5 options
(14)
from $10.99
In stock
AT3™ FF-ML 16 Inch .300 BLK Complete Upper - .300 AAC Blackout 16 Inch Ballistic Advantage Barrel - 15" M-LOK Free Float Handguard

AT3™ 16 Inch .300 BLK Assembled AR-15 Upper – 16 Inch Ballistic Advantage Barrel – No BCG/CH
8 options
(7)
from $424.49
In stock

Mission First Tactical AR-15 Magazine – 30 Round
2 options
(17)
from $9.99
In stock
Amend2 20 Round .223 Rem/5.56 NATO Magazine for AR15 - AT3 Tactical

Amend2 .223 Rem/5.56 NATO AR-15 Magazine – 20 Round
3 options
(3)
from $14.99
In stock
AT3™ Assembled Pistol Upper for AR-15 - .300BLK - 8.5" Barrel - 7" Free Float Quadrail - No BCG/CH - 3 Colors

AT3™ Assembled Pistol Upper for AR-15 – .300BLK – 8.3″ Barrel – 7″ Free Float Quadrail – No BCG/CH – 3 Colors
3 options
from $415.99
In stock
STNGR 8.5 Inch 300BLK Complete Upper w/ 7 Inch VYPR® Handguard, BCG & CH - 3 Colors

STNGR 8.3 Inch 300BLK Complete Upper w/ 7 Inch VYPR® Handguard, BCG & CH – 3 Colors
3 options
from $619.99
In stock
AT3 Tactical Alternator AR-15 Rifle - .300 Blackout - Flat Dark Earth

AT3™ AT-15 ALTERNATOR Pistol 10.5 Inch .300 Blackout Barrel – 12 Inch M-LOK Handguard
3 options
from $1,099.99
In stock
AT3 Tactical Flatline AR-15 Rifle - 5.56 NATO - Flat Dark Earth

AT3™ AT-15 FLATLINE Rifle 16 Inch .300 BLK – 15 Inch M-LOK Handguard
3 options
from $1,099.99
In stock
AT3™ Assembled Forged Pistol Upper for AR-15 - .300BLK - 8.5" Barrel - 7" Free Float Quadrail - No BCG/CH - 3 Colors

AT3™ Assembled Forged Pistol Upper for AR-15 – .300BLK – 8.3″ Barrel – 7″ Free Float Quadrail – No BCG/CH – 3 Colors
3 options
from $436.49
In stock

Aero Precision M4E1-T AR-15 Assembled Upper 300 BLK 8″ – No BCG/Charging Handle
2 options
from $534.99
Out of stock
STNGR 10.5 Inch 300BLK Complete Upper w/ 13.5 Inch HWKXL® Handguard, BCG & CH

STNGR 10.5 Inch 300BLK Complete Upper w/ 13.5 Inch HWKXL® Handguard, BCG & CH
3 options
from $664.99
Out of stock
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