AT3 Tactical
AT3 Tactical
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.300 Blackout AR-15 Parts with Black Finish

.300 Blackout AR-15 parts, with durable black finishes in black nitride, phoshate, and others to complete your .30 cal.

122 products
Black 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 - Black

AT3™ AT-15 Quad Rail Builder Set – Anodized and Cerakote
RECOMMENDED
32 options
(6)
from $287.99
In stock
8% offDuramag AR-15 Stainless Steel Magazine – .223/5.56/300BLK

Duramag .223/5.56/300BLK AR-15 Magazine – Stainless Steel – 20 Round
RECOMMENDED
(18)
$16.09$14.80
In stock
7% offDuramag AR-15 Stainless Steel Magazine 10 Round – .223/5.56/300BLK

Duramag .223/5.56/300BLK AR-15 Magazine – Stainless Steel – 10 Round
(17)
$15.29$14.22
In stock
10% offMidwest Industries AK Two Chamber Muzzle Brake - M14x1 LH - .30 Cal

Midwest Industries AK Two Chamber Muzzle Brake – M14x1 LH – .30 Cal
$44.95$40.46
In stock
SB Tactical HBPDW AR-15 Pistol Brace

SB Tactical HBPDW AR-15 Pistol Brace
2 options
(7)
from $239.99
In stock

Spike’s Tactical R2 Muzzle Brake – 5/8×24 – .308 Win
NEW
$61.20
In stock

Bear Creek Arsenal 5.56/.223 / .300 Blackout / .350 Legend AR-15 Bolt Carrier Group – Nitride
(11)
$68.99
In stock

Spike’s Tactical Dynacomp Extreme Muzzle Brake – 5/8×24 – .308 Win
NEW
$80.96
In stock

Spike’s Tactical Barking Spider2 AR-10 Muzzle Brake – .308 Win – w/Thread Protector
NEW
$121.46
In stock

Yankee Hill Machine Slant Brake/Compensator – 5/8×24 – .30 Cal – w/Crush Washer
NEW
$79.75
In stock

Faxon Firearms Duty Series AR-15 Barrel – 16″ – .300 Blackout – Gunner Profile – Carbine-Length – 1:8 Twist
NEW
$165.60
In stock
Spare 5.56 Bolt in Black Nitride

AT3™ AR-15 Replacement Bolt – 5.56 NATO/.300 Blackout – Black Nitride
(9)
$39.99
In stock

Daniel Defense DDWAVE Muzzle Brake – 5/8×24 – 7.62 NATO
NEW
$156.00
In stock

Dead Air Armament Key Mount Zero – 5/8×24 – .45 Caliber
NEW
$90.00
In stock

ODIN Works AR-15 Barrel – 16.1″ – .300 Blackout – Medium Profile – Pistol-Length – 1:8 Twist – Adjustable Gas Block
NEW
$327.75
In stock

Dead Air Armament KeyMo GOV Flash Hider – 5/8×24 – .30 Cal
NEW
$90.00
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
10% offTimney Impact 3LB Single Stage AR-15 Trigger

Timney Impact 3lb Single Stage Drop-In AR-15 Trigger – Flat or Curved
2 options
(3)
$131.99from $118.79
In stock
AT3 Tactical Slick Side Upper with BCG and Breek Warhammer - Black - Black Nitride

AT3™ Slick Side Upper with Bolt Carrier Group and Breek Arms Warhammer Charging Handle
10 options
(2)
from $222.99
In stock
Black 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% off

Duramag .223/5.56/300BLK AR-15 Magazine – Stainless Steel – 30 Round – 2 Colors Available
2 options
(7)
$17.29from $15.91
In stock
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