Labor Day Sale Starts Now – Save up to 35% | Shop Now

Labor Day Sale Starts Now – Save up to 35% | Shop Now

Black AT3 Tactical AR-15 Parts

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

Showing 1–24 of 227 results

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Sale!

Black AT3 Tactical Ambi Safety Selector Kit

(8)

AT3™ Ambidextrous AR-15 Safety Selector w/Spring & Detent – 9 Colors Available

Sale!

2A Basics 5.56 NATO .223 Rem 16 Inch Complete AR-15 Upper Receiver - No BCG or Charging Handle

(1)

AT3™ 5.56 16″ Assembled Upper – 2A Basics ASAL Handguard – No BCG/Charging Handle

Sale!

AT3 M-LOK Rail Covers - 3-Pack - Retro - Black

(40)

AT3 M-LOK Rail Covers – Retro & Old Glory Design – 2 Colors Available

Sale!

(17)

AT3™ Forged Upper Receiver and SPEAR Handguard Combo

RECOMMENDED

AT3 Tactical SPEAR XL Suppressor Ready M-LOK Handguard - Black - 15 Inch

(57)

AT3™ SPEAR XL Suppressor Ready Free Float AR-15 Handguard – 12 & 15 Inch – M-LOK

Sale!

(73)

AT3™ Ambidextrous AR-15 Safety Selector – 9 Colors Available

RECOMMENDED

Sale!

(13)

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

Sale!

AT3 Tactical SPEAR XL with Forged Upper Combo - 12 Inch - Black

(2)

AT3™ Forged Upper Receiver and SPEAR XL Suppressor Ready Handguard Combo

Sale!

(14)

AT3™ DELTA 3x Red Dot Magnifier with QD Flip-to-Side Mount

Sale!

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

(1)

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

AT3 Tactical Castle Nut for AR15

(102)

AT3™ Castle Nut for AR-15 Buffer Tubes – 9 Colors Available

(19)

AT3™ AT-15 Stripped Lower Receiver – Anodized and Cerakote

Sale!

AT3™ SPEAR M-LOK™ AR-15 Free Float Handguard - 9 inch Length

(726)

AT3™ SPEAR Free Float AR-15 Handguard – 9, 12, & 15 Inch – M-LOK

RECOMMENDED

(9)

AT3™ AT-15 M-LOK Builder Set – Anodized and Cerakote

(2)

AT3™ AT-15 Lower and Upper Receiver Set – Anodized and Cerakote

Black Warhammer with BCG

(54)

AT3™ Black Nitride 5.56 Bolt Carrier Group with Breek Arms Warhammer AR-15 Charging Handle

RECOMMENDED

AT3 Tactical AT-15 Quad Rail Builder Set - Upper, Lower, and Handguard - 15 Inch - Black

(6)

AT3™ AT-15 Quad Rail Builder Set – Anodized and Cerakote

AT3 Pro Quad Rail - 7" Black

(307)

AT3™ Pro Quad Rail Free Float AR-15 Handguard – 7, 9, 12, & 15 Inch – Picatinny

Sale!

(128)

AT3™ Mil Spec AR-15 Buffer Tube – 9 Colors Available

DAILY DEAL

AT3™ Pro-Builder™ AR-15 Lower Parts Kit - No Grip or Trigger Assembly

(125)

AT3™ Pro-Builder™ AR-15 Lower Parts Kit – No Grip or Trigger Assembly

Ends Fri 9/18

Save 20%

NEW

AT3 AR-9 Barrel Builder Kit – 8.3″ 9mm Straight Profile Barrel & BCG

Sale!

AT3 Tactical Mil Spec M4 Style Buttstock with Sling Loop

(7)

AT3™ Mil-Spec M4 Buttstock with Sling Loop

Sale!

AT3 Pro-Builder AR-15 Lower Build Kit

(2)

AT3™ Pro-Builder™ Black AR-15 Lower Build Kit

Sale!

(2)

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