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AR-15 Lower Parts
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AR-15 Lower Build Kits
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AR-15 Complete Uppers
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Sights & Optics
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Forced Reset Triggers
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Glock Parts & Kits

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EXPLORE CATEGORIES

AR-15 Lower Parts
AR-15 Lower Parts
AR-15 Safety Selector
AR-15 Safety Selector
Forced Reset Triggers & Systems
Forced Reset Triggers & Systems
AR-15 Upper Parts
AR-15 Upper Parts
AR-15 Bolt Carrier Groups
AR-15 Bolt Carrier Groups
AR-15 Lower Build Kits
AR-15 Lower Build Kits
AR-15 Complete Uppers
AR-15 Complete Uppers
AR-15 Stocks & Buffer Kits
AR-15 Stocks & Buffer Kits
Sights & Optics
Sights & Optics
Other Platforms
Other Platforms
AR-15 Barrels
AR-15 Barrels
AR-15 Handguards & Rails
AR-15 Handguards & Rails

Deals Depot

Shop incredible deals on AR-15 Parts, Ammo, Optics and More!

On-Sale
New
Comstock Armory Low Profile Rearden/Plan-B Extended Suppressor Adapter

Comstock Armory Low Profile Rearden/Plan-B Extended Suppressor Adapter

Save 21%
MSRP: $89.00
$69.95
On-Sale
New
B5 Systems CAR15 black AR-15 carbine handguard with six-hole design and integral heat shield

B5 Systems CAR15 AR-15 Carbine Handguard – Black

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On-Sale
New
Active Safety Designs ARC-Fire Trigger Kit V2 bundled with Magpul PMAG D-60 60-round drum magazine

Active Safety Designs Ambidextrous ARC-Fire Trigger Kit V2 + Magpul PMAG D-60 5.56 60RD

,
Save 36%
MSRP: $389.94
$249.95
On-Sale
Vortex Crossfire II 1-4x24 V-Brite MOA LPVO rifle scope with Vortex Sport 1-inch cantilever mount

Vortex Crossfire II 1-4x24mm SFP V-Brite MOA LPVO Rifle Scope w/ Sport 30mm Cantilever Mount

Save 46%
MSRP: $259.99
$139.95
On-Sale
Vortex Crossfire II 2 MOA red dot bundled with Active Safety Designs ARC-Fire V2 45-90 ARC trigger kit

Vortex Crossfire II 2 MOA Red Dot with Active Safety Designs Ambidextrous ARC-Fire Trigger Kit V2 – 45-90 ARC

,
Save 51%
MSRP: $469.95
$229.95
On-Sale
Active Safety Designs ARC-Fire Trigger Kit V2 bundled with Holosun ARO 2 MOA green enclosed rifle sight

Active Safety Designs Ambidextrous ARC-Fire Trigger Kit V2 with Holosun ARO 2 MOA Green Dot Sight

,
Save 44%
MSRP: $449.95
$249.95
On-Sale
Active Safety Designs ARC-Fire Trigger Kit V2 bundled with Holosun ARO multi-reticle red enclosed rifle sight

Active Safety Designs Ambidextrous ARC-Fire Trigger Kit V2 with Holosun ARO Multi-Reticle Red Dot Sight

,
Save 42%
MSRP: $484.95
$279.95
On-Sale
Active Safety ARC-Fire V2 trigger kit bundled with Holosun ARO 2 MOA red enclosed rifle sight

Active Safety ARC-Fire V2 Trigger Kit with Holosun ARO 2 MOA Red Dot Sight

,
Save 43%
MSRP: $436.95
$249.95
On-Sale
Rise Armament Oh S#!T Kit

Rise Armament Oh S#!T Kit

Save 25%
$11.95
On-Sale
Hera Arms H3T GEN 2 Transparent Frame 30-Round Polymer Magazine

Hera Arms H3T GEN 2 Transparent Frame 30-Round Polymer Magazine

Starting from: $6.95
On-Sale
Dirty Bird AR-15 Single Stage Quick Reset Drop-In Trigger

Dirty Bird AR-15 Single Stage Quick Reset Drop-In Trigger

Starting from: $94.95
On-Sale
Magpul PMAG MOE 5.56 Window 30RD - Black

Magpul PMAG MOE 5.56 Window 30RD – Black

Save 18%
MSRP: $16.95
$13.95
On-Sale
Aim Sports A2 Muzzle Brake

Aim Sports A2 Muzzle Brake

Save 28%
MSRP: $10.99
$7.95
On-Sale
Kaw Valley Precision Stainless Steel Heavy Buffer - 10oz

Kaw Valley Precision Stainless Steel Heavy Buffer – 10oz

Save 23%
MSRP: $109.95
$84.95
On-Sale
Kaw Valley Precision One Piece Gas Ring

Kaw Valley Precision One Piece Gas Ring

Save 50%
MSRP: $5.95
$2.95
On-Sale
Kaw Valley Precision Stainless Steel Buffer - 7.5oz

Kaw Valley Precision Stainless Steel Buffer – 7.5oz

Save 50%
MSRP: $49.95
$24.95
On-Sale
KAK Industry 1/2-28 Compensator

KAK Industry 1/2-28 Compensator

Save 29%
MSRP: $14.00
$9.95
On-Sale
KCI AR-15 .223 / 5.56mm Aluminum 30-Round Magazine

KCI AR-15 .223 / 5.56mm Aluminum 30-Round Magazine

Save 34%
MSRP: $14.99
$9.95
On-Sale
Microbest C158 HPT/MPI 5.56 Bolt Carrier Group - Chrome

Microbest C158 HPT/MPI 5.56 Bolt Carrier Group – Chrome

Save 29%
MSRP: $154.95
$109.95
On-Sale
Kaw Valley Precision AR 15 Reduced Power Trigger Spring Kit

Kaw Valley Precision AR 15 Reduced Power Trigger Spring Kit

Save 50%
MSRP: $9.95
$4.95
On-Sale
AR 15 Lower Parts Kit

AR 15 Lower Parts Kit

Save 43%
MSRP: $69.95
$39.95
On-Sale
ANDERSON MANUFACTURING Anderson Manufacturing Whoops Kit Retail Packaging

AR 15 Whoops Kit

Save 50%
MSRP: $9.95
$4.95
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AR-15 Part Kits

Discover our comprehensive range of AR-15 kits at Black Rifle Depot, designed to provide everything you need for building and customizing your firearm. From Lower Parts and Build Kits to Upper Parts and Build Kits, Rifle Build Kits, Pistol Build Kits, and Stock and Buffer Kits, each kit is meticulously curated to ensure top-quality, compatible components that enhance performance and reliability. Find the perfect kit to complete your AR-15 build with confidence and precision, and stay tuned for more Black Friday and Cyber Monday deals on AR-15 parts kits.

 

AR-15 Lower Parts Kits
AR-15 Lower Parts Kits

73 Products

AR-15 Lower Build Kits
AR-15 Lower Build Kits

59 Products

AR-15 Upper Build Kits
AR-15 Upper Build Kits

20 Products

AR-15 Build Kits
AR-15 Build Kits

17 Products

AR-15 Stocks And Buffer Kits
AR-15 Stocks And Buffer Kits

457 Products

Bestselling AR-15 Parts

On-Sale
AR 15 Lower Parts Kit

AR 15 Lower Parts Kit

Save 43%
MSRP: $69.95
$39.95
AR 15 Carbine Buffer Tube Kit

AR 15 Carbine Buffer Tube Kit

MSRP: $39.95
$24.95
BLACK RIFLE DEPOT AR 15 Trigger, AR 15 lower parts

AR 15 Mil-Spec Trigger

MSRP: $15.95
$10.95
Global Ordnance 5.56/.223 AR-15 30rd Steel Magazine - Black

Global Ordnance 5.56/.223 AR-15 30rd Steel Magazine – Black

MSRP: $10.99
$9.99
Black Nitride Gas Tube

Black Nitride Gas Tube

MSRP: $18.95
Starting from: $13.95
AR-15 Fire Control Group Trigger and Hammer

AR 15 Fire Control Group (Trigger & Hammer)

MSRP: $29.95
$24.95
AR Tactical Grip with Storage

AR Tactical Grip with Storage

MSRP: $9.95
Starting from: $8.95
On-Sale
ANDERSON MANUFACTURING Anderson Manufacturing Whoops Kit Retail Packaging

AR 15 Whoops Kit

Save 50%
MSRP: $9.95
$4.95
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Bestselling Optics & Red Dots

Holosun ARO Advanced Rifle Enclosed Sight

Holosun ARO Advanced Rifle Enclosed Sight

Starting from: $159.99
Vortex Defender-ST Enclosed Solar 3 MOA Red Dot Sight

Vortex Defender-ST Enclosed Solar 3 MOA Red Dot Sight

MSRP: $529.99
$379.99
Vortex Defender-ST Micro Red Dot

Vortex Defender-ST Micro Red Dot

Starting from: $299.99
Holosun AEMS Black Anodized 1x 2/65 MOA Illuminated Green Circle w/Dot Reticle Features Lower 1/3 Co-Witness Mount

Holosun AEMS Black Anodized 1x 2/65 MOA Illuminated Green Circle w/Dot Reticle Features Lower 1/3 Co-Witness Mount

MSRP: $505.87
$449.95
On-Sale
Active Safety Designs ARC-Fire Trigger Kit V2 bundled with Holosun ARO 2 MOA green enclosed rifle sight

Active Safety Designs Ambidextrous ARC-Fire Trigger Kit V2 with Holosun ARO 2 MOA Green Dot Sight

,
Save 44%
MSRP: $449.95
$249.95
Holosun Technologies HS510C Open Reflex Circle Dot Sight

Holosun HUD Solar Powered Circle Dot Sight

MSRP: $364.69
$309.99
On-Sale
Active Safety ARC-Fire V2 trigger kit bundled with Holosun ARO 2 MOA red enclosed rifle sight

Active Safety ARC-Fire V2 Trigger Kit with Holosun ARO 2 MOA Red Dot Sight

,
Save 43%
MSRP: $436.95
$249.95
VISM Urban Dot Sight w/Green Laser & Red/White Navigation

VISM Urban Dot Sight w/Green Laser & Red/White Navigation

MSRP: $131.99
$114.95
Vortex Venom 1-6-24 SFP 30mm AR-BDC3 LPVO w/ 2" Cantilever 30mm Mount

Vortex Venom 1-6-24 SFP 30mm AR-BDC3 LPVO w/ 2″ Cantilever 30mm Mount

MSRP: $469.99
$329.99
Vortex Venom 1-6×24 SFP 30mm Rifle Scope - AR-BDC3 Reticle

Vortex Venom 1-6×24 SFP 30mm Rifle Scope – AR-BDC3 Reticle

MSRP: $449.99
$299.99
Holosun ARO Advanced Rifle Enclosed Sight

Holosun ARO Advanced Rifle Enclosed Sight

Starting from: $159.99
Vortex Defender-ST Enclosed Solar 3 MOA Red Dot Sight

Vortex Defender-ST Enclosed Solar 3 MOA Red Dot Sight

MSRP: $529.99
$379.99
Vortex Defender-ST Micro Red Dot

Vortex Defender-ST Micro Red Dot

Starting from: $299.99
On-Sale
Vortex Crossfire II 1-4x24 V-Brite MOA LPVO rifle scope with Vortex Sport 1-inch cantilever mount

Vortex Crossfire II 1-4x24mm SFP V-Brite MOA LPVO Rifle Scope w/ Sport 30mm Cantilever Mount

Save 46%
MSRP: $259.99
$139.95
Vortex Sonora 4-12x44 SFP Rifle Scope - Dead Hold BDC Reticle

Vortex Sonora 4-12×44 SFP Rifle Scope – Dead Hold BDC Reticle

MSRP: $209.99
$149.99
Aim Sports 4X32 Tri Illuminated Scope w/Fiber Optic Sight Mil-Dot Reticle

Aim Sports 4X32 Tri Illuminated Scope w/Fiber Optic Sight Mil-Dot Reticle

MSRP: $114.99
$80.50
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Recent Blog Posts

AR-15 Buffer Tube Kits Explained: Carbine vs. A5 vs. Rifle Length
AR-15 Buffer Tube Kits Explained: Carbine vs. A5 vs. Rifle-Length

An AR-15 buffer tube kit is an important part of the rifle’s operating system, but [...]

Read More
06
Nov
Mil-Spec AR-15 Trigger Guide: Grit, Pull Weight & Upgrades
Mil-Spec AR-15 Trigger Guide: Grit, Pull Weight & Upgrades

What Is a Mil-Spec AR-15 Trigger? A mil-spec AR-15 trigger is a conventional single-stage fire [...]

Read More
02
Nov
AO Precision BCG Review: Specs, Coatings & Who It’s For
AO Precision BCG Review: Specs, Coatings & Who It’s For

The AO Precision BCG is worth considering if you want a dependable, mil-spec bolt carrier [...]

Read More
30
Oct
2026 Black Friday Deals: Best AR-15 Parts and Upgrades to Watch
2026 Black Friday Deals: Best AR-15 Parts and Upgrades to Watch

Black Friday 2026 is approaching, bringing one of the year’s busiest shopping periods for firearms [...]

Read More
27
Oct
How to Build an AR-15 Pistol: Parts, Brace & Barrel Guide
How to Build an AR-15 Pistol: Parts, Brace & Barrel Guide

An AR pistol build offers a compact alternative to a traditional AR-15 rifle, but you [...]

Read More
23
Oct
AR-10 vs. AR-15: Key Differences, Calibers & Parts Compatibility
AR-10 vs. AR-15: Key Differences, Calibers & Parts Compatibility

Choosing between an AR-10 and AR-15 requires understanding how each platform differs in performance, handling, [...]

Read More
21
Oct