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

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

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Deals Depot

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

On-Sale
New
Adaptive Tactical ARKUS AR-15 pistol grip with textured ergonomic surface and ambidextrous palm swells

Adaptive Tactical Arkus AR-15 Pistol Grip

Save 45%
MSRP: $19.99
$10.95
On-Sale
AR-15 minimalist billet upper receiver with slick-side black anodized finish

AR-15 Minimalist Billet Upper Receiver

Save 50%
MSRP: $79.99
$39.95
On-Sale
One Horse 10.5" 5.56 SOCOM Carbine 1:7 M-LOK Complete Upper

One Horse 10.5″ 5.56 SOCOM Carbine 1:7 M-LOK Complete Upper

Save 16%
MSRP: $319.99
$269.95
On-Sale
One Horse 7.5" .300 BLK SOCOM Pistol 1:7 M-LOK Complete Upper

One Horse 7.5″ .300 BLK SOCOM Pistol 1:7 M-LOK Complete Upper

Save 18%
MSRP: $315.99
$259.95
On-Sale
Atrius Development 3 Position Super Selector Safety for mil-spec AR-15 lowers

Atrius Development 3 Position Super Selector Safety

Add to cart to see price
On-Sale
VISM Vertical Grip for Picatinny and Weaver

VISM Vertical Grip for Picatinny and Weaver

Save 43%
MSRP: $6.99
$3.95
On-Sale
Amend 2 Mod-2 30-Round AR-15 Magazine - Black

Amend 2 Mod-2 30-Round AR-15 Magazine – Black

Save 54%
MSRP: $14.99
$6.95
On-Sale
Presma AR-15 Ambidextrous Charging Handle

Presma AR-15 Ambidextrous Charging Handle

Starting from: $16.95
On-Sale
JE4 AR-15 Lower Build Kit
Out of stock

JE4 AR-15 Lower Build Kit

Save 46%
MSRP: $129.95
$69.95
On-Sale
AR 15 Parts, JE5 AR 15 Lower Build Kit, AR 15 Lower Build Kit, AR 15 Lower Kit, AR15 Lower Build Kit, AR 15 Lower Parts, AR 15 Lower Receiver Parts, AR15 Kit, AR 15 Kit, Best AR 15 Lower Build Kit, American Made AR 15 Lower Build kit, AR 15 Parts, AR Parts
Out of stock

JE5 AR-15 Lower Build Kit

Save 47%
MSRP: $132.95
$69.95
On-Sale
Dirty Bird Industries Single Stage Nickel Teflon Trigger Group

Dirty Bird Industries Single Stage Nickel Teflon Trigger Group

Starting from: $29.95
On-Sale
Magpul PMAG for Glock 27RD - Black

Magpul PMAG for Glock 27RD – Black

Save 15%
MSRP: $19.95
$16.95
On-Sale
Vortex Crossfire 3-9x40
Out of stock

Vortex Crossfire 3-9×40

Starting from: $89.95
On-Sale
7.5" .300 BLK 1:7 Black Nitride Barrel

7.5″ .300 BLK 1:7 Black Nitride Barrel

Save 33%
MSRP: $89.95
$59.95
On-Sale
Microbest Mil-Spec C158 HPT/MPI 5.56 Bolt Carrier Group - Phosphate/Chrome-Lined

Microbest Mil-Spec C158 HPT/MPI 5.56 Bolt Carrier Group – Phosphate/Chrome-Lined

Save 40%
MSRP: $149.95
$89.95
On-Sale
Discount .750 Gas Block

Discount .750 Gas Block

Save 54%
MSRP: $14.95
$6.95
On-Sale
Global Ordnance 5.56/.223 AR-15 30rd Steel Magazine - Black

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

Save 28%
MSRP: $10.99
$7.95
On-Sale
Criterion Barrels 13.9" .223 Wylde Core Phosphate/Chrome-Lined Midlength Barrel

Criterion Barrels 13.9″ .223 Wylde Core Phosphate/Chrome-Lined Midlength Barrel

Add to cart to see price
On-Sale
Microbest C158 HPT/MPI 5.56 Bolt Carrier Group - Chrome

Microbest C158 HPT/MPI 5.56 Bolt Carrier Group – Chrome

Save 35%
MSRP: $154.95
$99.95
On-Sale
BLACK RIFLE DEPOT Mil Spec AR 15 Stock and Buffer Kit, AR15, AR 15, AR 15 Parts, AR Parts, AR15 Parts, AR-15 Parts

Mil-Spec AR 15 Stock and Buffer Kit

Save 60%
MSRP: $49.95
$19.95
On-Sale
AO Precision C158 SP/HPT/MPI 5.56 Black Nitride Bolt Carrier Group

AO Precision C158 SP/HPT/MPI 5.56 Black Nitride Bolt Carrier Group

Save 44%
MSRP: $169.95
$94.95
On-Sale
Geissele Automatics Super Semi-Automatic Enhanced (SSA-E)

Geissele Automatics Super Semi-Automatic Enhanced (SSA-E) Trigger

Save 20%
$199.95
On-Sale
AR-15/10 M-LOK Handstop

AR-15/10 M-LOK Handstop

Save 29%
MSRP: $13.95
$9.95
On-Sale
Free Float Lightweight M-LOK Handguard - 15"

Free Float Lightweight M-LOK Handguard – 15″

Save 38%
MSRP: $79.95
$49.95
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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

446 Products

Bestselling AR-15 Parts

On-Sale
AR 15 Carbine Buffer Tube Kit

AR 15 Carbine Buffer Tube Kit

Save 60%
MSRP: $39.95
$15.95
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
On-Sale
Global Ordnance 5.56/.223 AR-15 30rd Steel Magazine - Black

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

Save 28%
MSRP: $10.99
$7.95
AR-15 Fire Control Group Trigger and Hammer

AR 15 Fire Control Group (Trigger & Hammer)

MSRP: $29.95
$24.95
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
AR Tactical Grip with Storage

AR Tactical Grip with Storage

MSRP: $9.95
Starting from: $8.95
BLACK RIFLE DEPOT Anti walk Pins, AR15, AR 15, AR 15 Parts, AR Parts, AR15 Parts, AR-15 Parts

Anti Walk Pins

MSRP: $10.95
$9.95
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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
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
Holosun ARO Advanced Rifle Enclosed Sight

Holosun ARO Advanced Rifle Enclosed Sight

Starting from: $159.99
Vortex Defender-XL Micro 3 MOA Green Dot

Vortex Defender-XL Micro 3 MOA Green Dot

MSRP: $599.99
$399.99
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
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
Holosun SCRS Solar Charging Rifle Sight

Holosun SCRS Solar Charging Rifle Sight

Starting from: $229.99
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
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
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
Holosun ARO Advanced Rifle Enclosed Sight

Holosun ARO Advanced Rifle Enclosed Sight

Starting from: $159.99
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
View All Optics & Sights

Recent Blog Posts

Meet the Sponsors Supporting RangeFest 2026 in Bakersfield
Meet the Sponsors Supporting RangeFest 2026 in Bakersfield

RangeFest 2026 is bringing together some of the biggest names in the firearms, optics, ammunition, [...]

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Single-Stage vs. Two-Stage AR-15 Triggers: What’s the Difference?
Single-Stage vs. Two-Stage AR-15 Triggers: What’s the Difference?

Few upgrades change the way an AR-15 feels as immediately as the trigger. AR-15 Triggers [...]

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19
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Best AR-15 Vertical Foregrips for Sale: Top Brands Compared
Best AR-15 Vertical Foregrips for Sale: Top Brands Compared

A quality vertical foregrip can improve control, support consistent hand placement, and make an AR-15 [...]

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AR-15 Complete Upper Compatibility: How to Match It With Your Lower
AR-15 Complete Upper Compatibility: How to Match It With Your Lower

One of the biggest advantages of the AR-15 platform is its modular design. Instead of [...]

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14
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AR-15 Scope Checklist: Magnification, Reticle, Eye Relief, and Mounts
AR-15 Scope Checklist: Magnification, Reticle, Eye Relief, and Mounts

Choosing an AR-15 scope involves more than selecting the highest magnification or the largest objective [...]

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12
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How AR-15 Handguard Length Influences Rifle Performance and Handling
How AR-15 Handguard Length Influences Rifle Performance and Handling

Choosing an AR-15 handguard is not only about finding a rail that looks proportional to [...]

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Aug