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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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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
New
Global Ordnance Magazine AR15 10rd 10/30 Steel 5.56/.223 Magazine - Black

Global Ordnance Magazine AR15 10rd 10/30 Steel 5.56/.223 Magazine – Black

Save 25%
MSRP: $11.99
$8.95
On-Sale
New
7.5" 300 BLK Heavy Contour 1:8 Pistol 41V50 Barrel - Parkerized

7.5″ 300 BLK Heavy Contour 1:8 Pistol 41V50 Barrel – Parkerized

Save 37%
MSRP: $94.95
$59.95
On-Sale
New
Mars Trigger Ruger 10/22 Adjustable Forced Reset Trigger

Mars Trigger Ruger 10/22 Adjustable Forced Reset Trigger

Save 14%
$249.95
On-Sale
New
CMC Triggers Wedge Lock AR-15 Free-Float M-LOK Handguard

CMC Triggers Wedge Lock AR-15 Free-Float M-LOK Handguard

Starting from: $59.95
On-Sale
16 inch .223 Wylde AR-15 barrel with parkerized finish, 1:7 twist, and midlength gas system

16″ .223 Wylde 1:7 Twist Parkerized Midlength Barrel

Save 54%
MSRP: $129.95
$59.95
On-Sale
Holosun ARO Advanced Rifle Enclosed Sight

Holosun ARO Advanced Rifle Enclosed Sight

Starting from: $109.95
On-Sale
TIPTON Best Gun Vise

TIPTON Best Gun Vise

Save 70%
MSRP: $164.99
$49.95
On-Sale
Free Float M-LOK Elite Series Suppressor-Ready Handguard

Free Float M-LOK Elite Series Suppressor-Ready Handguard

Starting from: $89.95
On-Sale
8.5" 300 Blackout 1:8 Pistol Length Barrel - Black Nitride

8.5″ 300 Blackout 1:8 Pistol Length Barrel – Black Nitride

Save 42%
MSRP: $119.95
$69.95
On-Sale
C Products Defense Duramag 5.56 30 Round Aluminum Magazine

C Products Defense Duramag 5.56 30 Round Aluminum Magazine

Starting from: $11.95
On-Sale
Geissele URGI CHF Barrel 5.56 Complete Upper Assembly Black/DDC Anodized-MK16 HG

Geissele URGI CHF Barrel 5.56 Complete Upper Assembly Black/DDC Anodized-MK16 HG

Starting from: $1,299.00
On-Sale
UTG PRO Mil-Spec 6-Position Extension Tube Kit

UTG PRO Mil-Spec 6-Position Extension Tube Kit

Starting from: $27.95
On-Sale
Trinity Force Omega AR 15 Stock Kit - Black

Trinity Force Omega AR-15 Stock Kit – Black

Save 46%
MSRP: $64.95
$34.95
On-Sale
Rise Armament Super Sporting AR15/10 Single Stage Trigger - DTOM Special Edition

Rise Armament Super Sporting AR15/10 Single Stage Trigger – DTOM Special Edition

Starting from: $89.95
On-Sale
KAK AR-15 A2 Buttstock Kit - Black

KAK AR-15 A2 Buttstock Kit – Black

Save 14%
$59.95
On-Sale
SB Tactical SBPDW Pistol Stabilizing Brace - AR - Black

SB Tactical SBPDW Pistol Stabilizing Brace – AR – Black

Add to cart to see price
On-Sale
7.5" 5.56 NATO 1:7 Parkerized Pistol Length Barrel

7.5″ 5.56 NATO 1:7 Parkerized Pistol Length Barrel

Save 45%
MSRP: $109.95
$59.95
On-Sale
16" 5.56 Parkerized 1:7 Carbine Length Barrel

16″ 5.56 Parkerized 1:7 Carbine Length Barrel

Save 40%
MSRP: $99.95
$59.95
On-Sale
Trinity Force AR-15 Upper Vice Block

Trinity Force AR-15 Upper Vice Block

Save 18%
MSRP: $10.95
$8.95
On-Sale
Bear Creek Arsenal M16 Profile 5.56 Black Nitride Bolt Carrier Group

Bear Creek Arsenal M16 Profile 5.56 Black Nitride Bolt Carrier Group

Save 42%
MSRP: $85.95
$49.95
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
Holosun Technologies Reflex HS407K-X2 Red Dot Optical Sight

Holosun Technologies Reflex 407K-X2 Red Dot Optical Sight

Save 43%
MSRP: $264.69
$149.95
On-Sale
Geissele Super 42 Braided Wire Buffer Spring/Buffer Combo

Geissele Super 42 Braided Wire Buffer Spring/Buffer Combo

Save 13%
$65.00
On-Sale
Geissele Automatics Geissele Maritime Bolt Catch

Geissele Maritime Bolt Catch

Save 16%
$25.95
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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

447 Products

Bestselling AR-15 Parts

On-Sale
AR 15 Lower Parts Kit

AR 15 Lower Parts Kit

Save 57%
MSRP: $69.95
$29.95
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
On-Sale
AR-15 Fire Control Group Trigger and Hammer

AR 15 Fire Control Group (Trigger & Hammer)

Save 33%
MSRP: $29.95
$19.95
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
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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
On-Sale
Holosun ARO Advanced Rifle Enclosed Sight

Holosun ARO Advanced Rifle Enclosed Sight

Starting from: $109.95
Vortex Defender-XL Micro 3 MOA Green Dot

Vortex Defender-XL Micro 3 MOA Green Dot

MSRP: $599.99
$399.99
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
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 Technologies HS510C Open Reflex Circle Dot Sight

Holosun HUD Solar Powered Circle Dot Sight

MSRP: $364.69
$309.99
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
On-Sale
Holosun ARO Advanced Rifle Enclosed Sight

Holosun ARO Advanced Rifle Enclosed Sight

Starting from: $109.95
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
Vortex Defender-XL Micro 3 MOA Green Dot

Vortex Defender-XL Micro 3 MOA Green Dot

MSRP: $599.99
$399.99
View All Optics & Sights

Recent Blog Posts

Best AR-15 Parts to Buy by Budget | Black Rifle Depot
Best AR-15 Parts to Buy by Budget | Black Rifle Depot

Building or upgrading an AR-15 does not require sticking to one brand or one level [...]

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16" vs 14.5" vs 13.9" AR-15 Rifle Comparison
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Choosing between a 16-inch, 14.5-inch, and 13.9-inch AR-15 Rifle is less about finding one universally [...]

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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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Best AR-15 Vertical Foregrips for Sale: Top Brands Compared
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A quality vertical foregrip can improve control, support consistent hand placement, and make an AR-15 [...]

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