Beat the Rush. Lock In Savings | Shop Early

Beat the Rush. Lock In Savings | Shop Early

Black AT3 Tactical AR-15 Parts

Black parts by AT3 Tactical, hard anodized AR-15 handguards, phosphated and nitrided lower parts too.

294 products

AT3 Tactical Lower Parts Kit With 2 Stage Nickel Boron Trigger

AT3™ 2-Stage AR-15 Lower Parts Kit with 4.5lb Nickel Boron Trigger – No Grip or Trigger Guard

2 options

(25)

AT3 Tactical AR-9 Barrel – 8.3″ – 9mm – Straight Profile

(1)

AT3™ Forged AR-15 Upper Receiver Kit - Includes Matching Forward Assist & Dust Cover Assemblies

AT3™ Forged AR-15 Upper Receiver Kit – Includes Matching Forward Assist & Dust Cover Assemblies

7 options

AT3™ Nickel Boron 5.56 Bolt Carrier Group with Armaspec Victory Ambi Charging Handle

AT3™ Nickel Boron 5.56 Bolt Carrier Group with Armaspec Victory Ambi Charging Handle

6 options

(1)

AT3 Tactical AR-15 Barrel – 4.5″ – .22LR – Tapered Profile

(2)

AT3 Tactical AR-15 Barrel – 10.5″ – 5.56 NATO – Government Profile – Carbine Length

AT3 Complete .223 Wylde Match Grade Upper Faxon Heavy Fluted Barrel

AT3™ Assembled Match Grade AR-15 Upper – .223 Wylde 16 Inch Faxon Firearms Barrel – No BCG/CH

24 options

(4)

AT3 Tactical AR-15 Barrel – 16″ – 5.56 NATO – Pencil Profile – Mid-length

(1)

AT3 Tactical ACE Pistol 3 MOA Red Dot Sight - 2 Dot Colors - UTG Super Slim Low Picatinny Mount Kit

AT3 Tactical ACE Pistol 3 MOA Red Dot Sight – 2 Dot Colors – UTG Super Slim Low Picatinny Mount Kit

2 options

AT3™ ARO + DELTA Red Dot Kit – Includes Red Dot Sight & 3x Magnifier

AT3™ Complete Rifle AR-15 Upper - .223/5.56 16" Ballistic Advantage Barrel - With Nickel Boron BCG and Mil-Spec CH

AT3™ .223/5.56 16″ Complete Assembled AR-15 Upper – With Nickel Boron BCG and Charging Handle

(2)

AT3™ 16 Inch .300 BLK Assembled AR-15 Upper – 16 Inch Ballistic Advantage Barrel – No BCG/CH

8 options

(7)

AT3™ LEOS + DELTA Red Dot Kit – Includes Red Dot Sight & 3x Magnifier

2 options

AT3™ Assembled Forged Upper for AR-15 - 5.56 NATO - 16" Barrel - 15" Free Float Quadrail - No BCG/CH

AT3™ Assembled Forged Upper for AR-15 – 5.56 NATO – 16″ Barrel – 15″ Free Float Quadrail – No BCG/CH – 3 Colors

3 options

(1)

AT3 Tactical Lower Parts Kit with 2 Stage Nickel Boron Trigger and Magpul MOE Grip - Curved Face - Black

AT3™ AR-15 2-Stage Lower Parts Kit with Nickel Boron Trigger and Magpul MOE Grip

8 options

(6)

15% off

AT3 Tactical Black Logo T-Shirt

6 options

(19)

AT3 Tactical .22LR Complete Upper Receiver with BCG and Charging Handle - 9 Inch - BLK

AT3™ 9″ .22LR Complete Assembled Pistol Billet Upper with BCG and Charging Handle

8 options

AT3™ 16 Inch .300 BLK Complete AR-15 Upper - .300 AAC Blackout 16 Inch Ballistic Advantage Barrel - With Nickel Boron BCG and Mil-Spec CH

AT3™ .300 BLK 16″ Complete Assembled AR-15 Upper – With Nickel Boron BCG and Charging Handle

AT3 Tactical Alternator AR-15 Rifle - .300 Blackout - Black

AT3™ AT-15 ALTERNATOR Pistol 10.5 Inch 5.56 Barrel – 12 Inch M-LOK Handguard

3 options

AT3 Barrel Builder Kit – 16″ 5.56 NATO Government Profile Mid-Length Barrel, Gas Block & Gas Tube

AT3 Tactical AR-15 Barrel – 7.5″ – 5.56 NATO – Medium Profile – Pistol Length

(2)

AT3 Tactical AR-15 Magazine Catch Kit – No Button

AT3 Tactical AR-15 Magazine Catch Kit – No Button

AT3™ 16″ .22LR Complete Assembled Forged Upper with BCG, Charging Handle, & Magazine - 8 Colors

AT3™ 16″ .22LR Complete Assembled Forged Upper with BCG, Charging Handle, & Magazine – 8 Colors

8 options

(1)

AT3 Tactical SPEAR XL Replacement Barrel Nut Kit – Includes Collar & Collar Hardware

AT3 Tactical SPEAR XL Replacement Barrel Nut Kit – Includes Collar & Collar Hardware