Your search for AR 15 Parts & Ar 15 Parts Kits starts at Black Rifle Depot

AR-15 Lower Parts
AR-15 Lower Parts
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AR-15 Lower Build Kits
AR-15 Complete Uppers
AR-15 Complete Uppers
Sights & Optics
Sights & Optics
Ammunition
Ammunition
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Glock Parts & Kits

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Deals Depot

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

On-Sale
Ballistic Advantage 16" 5.56 Government Profile Midlength AR-15 Barrel Modern Series w/ FSB Circular Handguard Cap

Ballistic Advantage 16″ 5.56 Government Profile Midlength AR-15 Barrel Modern Series w/ FSB Circular Handguard Cap

Save 47%
MSRP: $190.00
$99.95
On-Sale
Dirty Bird .750 Low Profile Steel Gas Block - Black Nitride

Dirty Bird .750 Low Profile Steel Gas Block – Black Nitride

Save 50%
MSRP: $25.95
$12.95
On-Sale
Magpul MOE-K2+ Grip

Magpul MOE-K2+ Grip

Starting from: $17.95
On-Sale
Strike Industries LINK Cobra Fore Grip with Cable Management

Strike Industries LINK Cobra Fore Grip with Cable Management

Starting from: $19.95
On-Sale
Strike Industries AR-15 Angled Grip w/ Cable Management

Strike Industries AR-15 Angled Grip w/ Cable Management

Starting from: $14.95
On-Sale
Die Free Co Tiger Claw AR-15 Angled Foregrip

Die Free Co Tiger Claw AR-15 Angled Foregrip

Starting from: $12.95
On-Sale
STRIKE INDUSTRIES Strike Industries TRIBUS Enhanced Castle Nut and Extended End Plate Version 2

Strike Industries TRIBUS Enhanced Castle Nut – Version 2

Starting from: $49.95
On-Sale
STRIKE INDUSTRIES Strike Industries Billet Magazine Catch

Strike Industries Billet Magazine Catch

Starting from: $11.95
On-Sale
STRIKE INDUSTRIES Strike Industries Ultra Light Pivot / Takedown Pins

Strike Industries Ultra Light Pivot / Takedown Pins

Starting from: $10.95
On-Sale
Strike Industries Phantom Latchless Charging Handle

Strike Industries Phantom Latchless Charging Handle

Starting from: $31.95
On-Sale
16" .223 Wylde Gov Mid M-LOK Upper Assembly Black

16″ .223 Wylde Gov Mid M-LOK AR-15 Complete Upper Assembly Black

Save 33%
MSRP: $329.95
$219.95
On-Sale
Strike Industries Oppressor Concussion Reduction Device

Strike Industries Oppressor Concussion Reduction Device

Save 32%
MSRP: $131.95
$89.95
On-Sale
Strike Industries Checkmate Comp for .223/5.56

Strike Industries Checkmate Comp for .223/5.56

Save 25%
MSRP: $39.95
$29.95
On-Sale
Geissele Automatics Geissele Maritime Bolt Catch

Geissele Maritime Bolt Catch

Save 16%
Starting from: $25.95
On-Sale
Black Rifle Depot Glock 19 Upper Parts Kit

Upper Parts Kit for Glock 19

Save 42%
MSRP: $59.95
$34.95
On-Sale
Black Rifle Depot Glock 17 Upper Parts Kit

Upper Parts Kit for Glock 17

Save 50%
MSRP: $59.95
$29.95
On-Sale
Die Free Co Kung Fu Pistol Grip Plug

Die Free Co Kung Fu Pistol Grip Plug

Save 17%
Starting from: $9.95
On-Sale
AR-15/10 M-LOK Angled Foregrip

AR-15/10 M-LOK Angled Foregrip

Save 33%
MSRP: $29.95
$19.95
On-Sale
Slick Side Billet Upper Receiver

Slick Side Billet Upper Receiver

Starting from: $45.95
On-Sale
AR-15 Stripped Upper Receiver

AR-15 Stripped Upper

Save 50%
MSRP: $79.95
$39.95
On-Sale
RISE ARMAMENT Rise Armament LE145 Tactical Drop-in Trigger

Rise Armament LE145 Tactical Drop-In Trigger

Save 40%
MSRP: $149.99
$89.95
On-Sale
BLACK RIFLE DEPOT Mil-Spec M16 Bolt Carrier Group BCG

Mil-Spec M16 Bolt Carrier Group (BCG)

Save 50%
MSRP: $159.95
$79.95
On-Sale
STRIKE INDUSTRIES Strike Industries Viper Enhanced Pistol Grip - 15 Degree

Strike Industries Enhanced Pistol Grip – 15 Degree

Save 32%
MSRP: $18.95
$12.95
On-Sale
STRIKE INDUSTRIES Strike Industries AR 15 Anti-Walk Pins, AR 15 Parts, AR15 Parts, AR Parts

Strike Industries AR 15 Anti-Walk Pins

Save 38%
MSRP: $15.95
$9.95
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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

57 Products

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

19 Products

AR-15 Build Kits
AR-15 Build Kits

18 Products

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

440 Products

Bestselling AR-15 Parts

AR 15 Lower Parts Kit

AR 15 Lower Parts Kit

MSRP: $69.95
$44.95
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
APOC ARMORY AR 15 Low Profile Gas Block - Black Nitride, AR15, AR 15, AR 15 Parts, AR Parts, AR15 Parts, AR-15 Parts

.750 Low Profile Gas Block – Black Nitride

MSRP: $25.95
$19.95
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
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
$8.95
On-Sale
BLACK RIFLE DEPOT Anti walk Pins, AR15, AR 15, AR 15 Parts, AR Parts, AR15 Parts, AR-15 Parts

Anti Walk Pins

Save 46%
MSRP: $10.95
$5.95
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Bestselling Optics & Red Dots

Vortex Triumph 2 MOA Red Dot Sight

Vortex Triumph 2 MOA Red Dot Sight

MSRP: $149.99
$99.99
Vortex Defender-ST Micro Red Dot

Vortex Defender-ST Micro Red Dot

Starting from: $299.99
Holosun ARO Advanced Rifle Enclosed Sight

Holosun ARO Advanced Rifle Enclosed Sight

Starting from: $159.99
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

,
MSRP: $449.95
$418.99
Holosun SCRS Solar Charging Rifle Sight

Holosun SCRS Solar Charging Rifle Sight

Starting from: $229.99
Primary Arms SLx 5x MicroPrism Scope

Primary Arms SLx 5x MicroPrism Scope

MSRP: $399.99
$399.99
VISM FlipDot Pro Red Dot Reflex Optic - Black

VISM FlipDot Pro Red Dot Reflex Optic – Black

MSRP: $129.99
$99.99
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

,
MSRP: $484.95
$448.99
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
Vortex Triumph 2 MOA Red Dot Sight

Vortex Triumph 2 MOA Red Dot Sight

MSRP: $149.99
$99.99
Vortex Defender-ST Micro Red Dot

Vortex Defender-ST Micro Red Dot

Starting from: $299.99
Holosun ARO Advanced Rifle Enclosed Sight

Holosun ARO Advanced Rifle Enclosed Sight

Starting from: $159.99
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
Vortex Venom 3-15x44 FFP 34mm Rifle Scope

Vortex Venom 3-15×44 FFP 34mm Rifle Scope

Starting from: $449.99
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

,
MSRP: $449.95
$418.99
Primary Arms SLx 1-6x24mm SFP Rifle Scope Gen IV - Illuminated ACSS Nova Fiber Wire Reticle

Primary Arms SLx 1-6x24mm SFP Rifle Scope Gen IV – Illuminated ACSS Nova Fiber Wire Reticle

MSRP: $399.99
$349.99
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Just Added

New
Slate Black Industries M-LOK Vertical Grip in Black, FDE, OD Green, and Slate Grey

Slate Black Industries M-LOK Vertical Grip

Starting from: $18.99
On-Sale
New
Slate Black Industries M-LOK Slate Stop hand stop in Black, FDE, OD Green, or Slate Grey

Slate Black Industries M-LOK Slate Stop

Starting from: $15.95
New
Slate Black Industries 3-slot M-LOK Slate Panels three-pack in Black, FDE, OD Green, or Slate Grey

Slate Black Industries 3-Slot M-LOK Slate Panels

Starting from: $18.99
New
Slate Black Industries 1-slot M-LOK Slate Panels three-pack with textured polymer grip surface in Black, FDE, or OD Green colors

Slate Black Industries 1-Slot M-LOK Slate Panels

Starting from: $14.99
New
Slate Black Industries 2-slot M-LOK Slate Panels three-pack in multiple colors with textured polymer grip surface

Slate Black Industries 2-Slot M-LOK Slate Panels

Starting from: $17.29
New
Winchester WM855K 5.56 NATO 62 grain FMJ green tip rifle ammunition in a 20-round box

Winchester WM855K 5.56 NATO 62gr FMJ GREEN TIP Rifle Ammo – 20 Rounds

Starting from: $14.99
$0.75 CPR
New
Winchester Ammo USA9MMVP USA 9mm Luger 115 gr (FMJ) target ammo/Handgun Ammo - 100 Rounds

Winchester Ammo USA9MMVP USA 9mm Luger 115 gr (FMJ) target ammo/Handgun Ammo – 100 Rounds

MSRP: $44.99
$34.99
$0.35 CPR
New
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

,
MSRP: $469.95
$399.95
New
Rise Armament Combo Kit - RA-535 Black Trigger w/6423 Black Ambi Safety Selector

Rise Armament Combo Kit – RA-535 Black Trigger w/6423 Black Ambi Safety Selector

MSRP: $269.99
$219.99
New
Dirty Bird Black Nitride 9mm Barrel for Glock 17 Gen 5 - Threaded 1:10 Twist

Dirty Bird Black Nitride 9mm Barrel for Glock 17 Gen 5 – Threaded 1:10 Twist

MSRP: $109.99
$99.99
New
Vortex Crossfire II 2 MOA Red Dot

Vortex Crossfire II 2 MOA Red Dot

MSRP: $219.99
$149.99
New
Winchester WM855K 5.56 green tip 1000 round case bundled with Active Safety ARC-Fire V2 45-90 trigger kit

Winchester WM855K 5.56 NATO 62gr Green Tip 1000 Round Case with Active Safety ARC-Fire V2 45-90 ARC Kit

,
MSRP: $998.99
$968.99
View All Recently Added Products

Recent Blog Posts

25-Yard vs. 50-Yard Zero: How to Zero an AR-15 Red Dot
25-Yard vs. 50-Yard Zero: How to Zero an AR-15 Red Dot

Choosing the right zero can make an AR-15 red dot easier to use across the [...]

Read More
23
Jul
Optimal AR-15 Red Dot Placement: A Complete 2026 Setup Guide
Optimal AR-15 Red Dot Placement: A Complete 2026 Setup Guide

Installing an AR-15 red dot involves more than attaching the optic to an open rail [...]

Read More
23
Jul
How to Properly Torque an AR-15 Barrel Nut: A Step-by-Step Guide for 2026
How to Properly Torque an AR-15 Barrel Nut: A Step-by-Step Guide for 2026

Installing an AR-15 barrel is one of the most important steps when building an AR-15 [...]

Read More
23
Jul
AR-15 Scope Reticles vs. Glass Quality: What Matters More?
AR-15 Scope Reticles vs. Glass Quality: What Matters More?

When shooters compare optics, glass quality often gets the most attention. Clear lenses, strong light [...]

Read More
22
Jul
AR-15 Barrel Twist Rates: How to Choose the Right Twist for Your Ammo
AR-15 Barrel Twist Rates: How to Choose the Right Twist for Your Ammo

Choosing the right AR-15 barrel involves more than deciding on length, profile, finish, or gas-system [...]

Read More
20
Jul
AR-15 Parts Names and Functions: What Each Component Is Called Before You Buy
AR-15 Parts Names and Functions: What Each Component Is Called Before You Buy

Understanding AR-15 parts names makes it easier to shop for replacements, compare upgrades, and avoid ordering [...]

Read More
17
Jul