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AR-15 Lower Parts
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AR-15 Complete Uppers
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Sights & Optics
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Ammunition
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Deals Depot

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

On-Sale
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Primary Arms SLx 3X MicroPrism with Red Illuminated ACSS Raptor 5.56/.308 Reticle - Yard - FDE

Primary Arms SLx 3X MicroPrism with Red Illuminated ACSS Raptor 5.56/.308 Reticle – Yard – FDE

Original price was: $319.99.Current price is: $239.95.
On-Sale
New
UTG ACCU-SYNC Spring-Loaded AR-15 Flip-up Sight Set

UTG ACCU-SYNC Spring-Loaded AR-15 Flip-up Sight Set

Save 45%
MSRP: $72.94
Original price was: $65.95.Current price is: $39.95.
On-Sale
New
Foxtrot Mike Premium 5.2" 1:10 Nitride 9mm Barrel - 1/2x28

Foxtrot Mike Premium 5.2″ 1:10 Nitride 9mm Barrel – 1/2×28

Save 37%
MSRP: $79.00
Original price was: $69.00.Current price is: $49.95.
On-Sale
New
Rise Armament Two-Stage Flat Trigger

Rise Armament Two-Stage Flat Trigger

Save 34%
MSRP: $109.99
Original price was: $99.99.Current price is: $72.95.
On-Sale
New
Holosun Reflex Sight 1x Selectable ACSS Reticle

Holosun Reflex Sight 1x Selectable ACSS Reticle

Save 21%
MSRP: $379.99
Original price was: $344.95.Current price is: $299.95.
On-Sale
New
Holosun HE507C-GR-X2 Pistol Green Dot Sight - ACSS Vulcan Reticle

Holosun HE507C-GR-X2 Pistol Green Dot Sight – ACSS Vulcan Reticle

Save 3%
MSRP: $349.99
Original price was: $349.99.Current price is: $339.95.
On-Sale
New
Primary Arms SLx 1-10x28mm SFP Rifle Scope - Illuminated ACSS Nova Fiber Wire Reticle

Primary Arms SLx 1-10x28mm SFP Rifle Scope – Illuminated ACSS Nova Fiber Wire Reticle

Save 28%
MSRP: $499.99
Original price was: $449.99.Current price is: $359.95.
On-Sale
New
CMC Single Stage Drop-In 3.5lb Trigger - Flat - BLEM

CMC Single Stage Drop-In 3.5lb Trigger – Flat – BLEM

Save 60%
MSRP: $197.99
Original price was: $109.95.Current price is: $79.95.
On-Sale
New
Ballistic Advantage Premium Series 6.5 Creedmoor AR-308 Barrel - Rifle Length - 20"

Ballistic Advantage Premium Series 6.5 Creedmoor AR-308 Barrel – Rifle Length – 20″

Save 60%
MSRP: $249.95
Original price was: $249.95.Current price is: $99.95.
On-Sale
New
Ballistic Advantage 18" .223 Wylde SPR Stainless Steel Rifle Length AR-15 Barrel Premium Black Series 1:8 Twist

Ballistic Advantage 18″ .223 Wylde SPR Stainless Steel Rifle Length AR-15 Barrel Premium Black Series 1:8 Twist

Save 59%
MSRP: $220.00
Original price was: $209.00.Current price is: $89.95.
On-Sale
New
Ballistic Advantage 18" .223 Wylde SPR Stainless Steel Rifle Length AR-15 Barrel Premium Series 1:8 Twist

Ballistic Advantage 18″ .223 Wylde SPR Stainless Steel Rifle Length AR-15 Barrel Premium Series 1:8 Twist

Save 59%
MSRP: $220.00
Original price was: $209.00.Current price is: $89.95.
On-Sale
New
AR-15 1/2 x 28 Slotted Thread Protector

AR-15 1/2 x 28 Slotted Thread Protector

Save 63%
MSRP: $7.99
Original price was: $5.95.Current price is: $2.95.
On-Sale
New
AR-15 1/2 x 28 Plain Thread Protector

AR-15 1/2 x 28 Plain Thread Protector

Save 63%
MSRP: $7.99
Original price was: $5.95.Current price is: $2.95.
On-Sale
Geissele Super 3 Gun (S3G) Trigger

Geissele Super 3 Gun (S3G) Trigger

Save 39%
MSRP: $245.00
Original price was: $245.00.Current price is: $149.95.
On-Sale
Ballistic Advantage Premium Series 20" .223 Wylde DMR Contour 1:8 Stainless AR-15 Barrel

Ballistic Advantage Premium Series 20″ .223 Wylde DMR Contour 1:8 Stainless AR-15 Barrel

Save 53%
MSRP: $300.00
Original price was: $250.00.Current price is: $139.95.
On-Sale
CMMG Resolute MK4 5.56 AR-15 Barreled Upper Receiver - Black - 16.1"

CMMG Resolute MK4 5.56 AR-15 Barreled Upper Receiver – Black – 16.1″

Save 33%
MSRP: $599.00
Original price was: $499.00.Current price is: $399.95.
On-Sale
Vortex Optics MICRO6X Magnifier

Vortex Optics MICRO6X Magnifier

Save 49%
MSRP: $549.99
Original price was: $399.99.Current price is: $279.95.
On-Sale
Primary Arms SLx 3X MicroPrism with Red Illuminated ACSS Raptor 5.56/.308 Reticle - Yard

Primary Arms SLx 3X MicroPrism with Red Illuminated ACSS Raptor 5.56/.308 Reticle – Yard

Save 25%
MSRP: $319.99
Original price was: $319.99.Current price is: $239.95.
On-Sale
Mission First Tactical Extreme Duty 5.56 30Rd Polymer Magazine - Translucent Clear

Mission First Tactical Extreme Duty 5.56 30Rd Polymer Magazine – Translucent Clear

Save 65%
MSRP: $19.99
Original price was: $15.99.Current price is: $6.95.
On-Sale
Aero Precision AR-15 Mil-Spec Carbine Receiver Extension / Buffer Tube - Black Anodized

Aero Precision AR-15 Mil-Spec Carbine Receiver Extension / Buffer Tube – Black Anodized

Save 66%
MSRP: $44.00
Original price was: $36.95.Current price is: $14.95.
On-Sale
Vortex Defender-ST Enclosed Solar 3 MOA Red Dot Sight

Vortex Defender-ST Enclosed Solar 3 MOA Red Dot Sight

Save 47%
MSRP: $529.99
Original price was: $379.99.Current price is: $279.95.
On-Sale
Holosun Compact Pistol Red Dot Sight - Green ACSS Vulcan Dot Reticle

Holosun Compact Pistol Red Dot Sight – Green ACSS Vulcan Dot Reticle

Save 8%
MSRP: $369.99
Original price was: $369.99.Current price is: $339.95.
On-Sale
Holosun Compact Pistol Red Dot Sight - Red ACSS Vulcan Dot Reticle

Holosun Compact Pistol Red Dot Sight – Red ACSS Vulcan Dot Reticle

Original price was: $339.99.Current price is: $299.95.
On-Sale
Mission First Tactical EXD .223 / 5.56 10/30-Round Translucent Magazine

Mission First Tactical EXD .223 / 5.56 10/30-Round Translucent Magazine

Save 71%
MSRP: $26.99
Original price was: $22.99.Current price is: $7.95.
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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

69 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

423 Products

Bestselling AR-15 Parts

On-Sale
AR 15 Lower Parts Kit

AR 15 Lower Parts Kit

Save 57%
MSRP: $69.95
Original price was: $44.95.Current price is: $29.95.
On-Sale
BLACK RIFLE DEPOT AR 15 Lower Parts Kit Minus Fire Control Group and Grip, AR 15 Lower Parts Kit, AR 15 Lower Parts, AR 15 Lower Kit, AR 15 Parts, AR15 Parts, AR 15 Accessories, Best AR 15 Lower Parts Kit, AR 15 LPK, American Made AR 15 LPK

AR 15 Lower Parts Kit Minus Fire Control Group & Grip

Save 29%
MSRP: $23.95
Original price was: $21.95.Current price is: $16.95.
On-Sale
AR 15 Carbine Buffer Tube Kit

AR 15 Carbine Buffer Tube Kit

Save 55%
MSRP: $39.95
Original price was: $24.95.Current price is: $17.95.
BLACK RIFLE DEPOT AR 15 Trigger, AR 15 lower parts

AR 15 Mil-Spec Trigger

Save 31%
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

Save 17%
MSRP: $22.95
$18.95
On-Sale
AR-15 Fire Control Group Trigger and Hammer

AR 15 Fire Control Group (Trigger & Hammer)

Save 30%
MSRP: $29.95
Original price was: $23.95.Current price is: $20.95.
Global Ordnance 5.56/.223 AR-15 30rd Steel Magazine - Black

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

Save 9%
MSRP: $10.99
$9.99
OEM AR 15 Charging Handle

AR 15 Charging Handle

Save 15%
MSRP: $19.95
$16.95
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Bestselling Optics & Red Dots

On-Sale
Vortex SPC-AR2 SPARC AR Red Dot

Vortex SPC-AR2 SPARC AR Red Dot

Save 64%
MSRP: $279.99
Original price was: $199.99.Current price is: $99.95.
On-Sale
Vortex Defender-ST Micro Red Dot

Vortex Defender-ST Micro Red Dot

Save 55%
MSRP: $469.99
Original price was: $329.99.Current price is: $209.95.
On-Sale
Vortex Defender-ST Enclosed Solar 3 MOA Red Dot Sight

Vortex Defender-ST Enclosed Solar 3 MOA Red Dot Sight

Save 47%
MSRP: $529.99
Original price was: $379.99.Current price is: $279.95.
Vortex Defender-XL Micro 3 MOA Green Dot

Vortex Defender-XL Micro 3 MOA Green Dot

Save 33%
MSRP: $599.99
$399.99
Vortex CF-RD2 Crossfire Red Dot

Vortex CF-RD2 Crossfire Red Dot

Save 32%
MSRP: $219.99
$149.99
Primary Arms SLx 5x MicroPrism Scope

Primary Arms SLx 5x MicroPrism Scope

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

Holosun SCRS Solar Charging Rifle Sight

Save 15%
MSRP: $270.58 – $352.93
Price range: $229.99 through $299.99
SIG SAUER Romeo5 Gen II 1x20 1 MOA Red Dot Sight

SIG SAUER Romeo5 Gen II 1×20 1 MOA Red Dot Sight

Save 25%
MSRP: $199.99
$149.95
Vortex Venom 1-6×24 SFP 30mm Rifle Scope - AR-BDC3 Reticle

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

Save 33%
MSRP: $449.99
$299.99
Vortex BNDL-SE1801-CM202 Strike Eagle 1-8x24mm FFP EBR-8 MOA LPVO w/ Cantilever 2" Offset 30mm Mount

Vortex BNDL-SE1801-CM202 Strike Eagle 1-8x24mm FFP EBR-8 MOA LPVO w/ Cantilever 2″ Offset 30mm Mount

Save 25%
MSRP: $799.99
$599.99
On-Sale
Vortex SPC-AR2 SPARC AR Red Dot

Vortex SPC-AR2 SPARC AR Red Dot

Save 64%
MSRP: $279.99
Original price was: $199.99.Current price is: $99.95.
On-Sale
Vortex Defender-ST Micro Red Dot

Vortex Defender-ST Micro Red Dot

Save 55%
MSRP: $469.99
Original price was: $329.99.Current price is: $209.95.
On-Sale
Vortex Defender-ST Enclosed Solar 3 MOA Red Dot Sight

Vortex Defender-ST Enclosed Solar 3 MOA Red Dot Sight

Save 47%
MSRP: $529.99
Original price was: $379.99.Current price is: $279.95.
Vortex Defender-XL Micro 3 MOA Green Dot

Vortex Defender-XL Micro 3 MOA Green Dot

Save 33%
MSRP: $599.99
$399.99
Vortex Venom 3-15x44 FFP 34mm Rifle Scope

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

Save 31%
MSRP: $649.99
$449.99
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

Save 30%
MSRP: $114.99
$80.50
View All Optics & Sights

Just Added

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New
Primary Arms SLx 3X MicroPrism with Red Illuminated ACSS Raptor 5.56/.308 Reticle - Yard - FDE

Primary Arms SLx 3X MicroPrism with Red Illuminated ACSS Raptor 5.56/.308 Reticle – Yard – FDE

Original price was: $319.99.Current price is: $239.95.
On-Sale
New
UTG ACCU-SYNC Spring-Loaded AR-15 Flip-up Sight Set

UTG ACCU-SYNC Spring-Loaded AR-15 Flip-up Sight Set

Save 45%
MSRP: $72.94
Original price was: $65.95.Current price is: $39.95.
On-Sale
New
Foxtrot Mike Premium 5.2" 1:10 Nitride 9mm Barrel - 1/2x28

Foxtrot Mike Premium 5.2″ 1:10 Nitride 9mm Barrel – 1/2×28

Save 37%
MSRP: $79.00
Original price was: $69.00.Current price is: $49.95.
On-Sale
New
Rise Armament Two-Stage Flat Trigger

Rise Armament Two-Stage Flat Trigger

Save 34%
MSRP: $109.99
Original price was: $99.99.Current price is: $72.95.
On-Sale
New
Holosun Reflex Sight 1x Selectable ACSS Reticle

Holosun Reflex Sight 1x Selectable ACSS Reticle

Save 21%
MSRP: $379.99
Original price was: $344.95.Current price is: $299.95.
On-Sale
New
Holosun HE507C-GR-X2 Pistol Green Dot Sight - ACSS Vulcan Reticle

Holosun HE507C-GR-X2 Pistol Green Dot Sight – ACSS Vulcan Reticle

Save 3%
MSRP: $349.99
Original price was: $349.99.Current price is: $339.95.
On-Sale
New
Primary Arms SLx 1-10x28mm SFP Rifle Scope - Illuminated ACSS Nova Fiber Wire Reticle

Primary Arms SLx 1-10x28mm SFP Rifle Scope – Illuminated ACSS Nova Fiber Wire Reticle

Save 28%
MSRP: $499.99
Original price was: $449.99.Current price is: $359.95.
On-Sale
New
CMC Single Stage Drop-In 3.5lb Trigger - Flat - BLEM

CMC Single Stage Drop-In 3.5lb Trigger – Flat – BLEM

Save 60%
MSRP: $197.99
Original price was: $109.95.Current price is: $79.95.
New
BCMGUNFIGHTER SOPMOD Stock - MOD 0
Out of stock

BCMGUNFIGHTER SOPMOD Stock – MOD 0

Save 9%
MSRP: $64.00
$57.95
New
Sons Of Liberty Gun Works M4-EXO3 5.56 AR-15 Complete Upper - 13.7" w/ P&W HuxWrx Muzzle Device

Sons Of Liberty Gun Works M4-EXO3 5.56 AR-15 Complete Upper – 13.7″ w/ P&W HuxWrx Muzzle Device

Save 9%
MSRP: $1,099.00
$999.00
On-Sale
New
Ballistic Advantage Premium Series 6.5 Creedmoor AR-308 Barrel - Rifle Length - 20"

Ballistic Advantage Premium Series 6.5 Creedmoor AR-308 Barrel – Rifle Length – 20″

Save 60%
MSRP: $249.95
Original price was: $249.95.Current price is: $99.95.
New
Ballistic Advantage 18" .308 Heavy Profile Rifle Length Barrel Premium Series 1:10 Twist

Ballistic Advantage 18″ .308 Heavy Profile Rifle Length Barrel Premium Series 1:10 Twist

Save 5%
MSRP: $270.00
$256.50
View All Recently Added Products

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AR-15 Buffer Weights: Choosing the Right Setup for a More Reliable Rifle

A well-tuned AR-15 doesn’t happen by chance. It comes from understanding how each component influences [...]

Read More
25
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300 Blackout Rifles Explained: Ballistics, Barrel Lengths, and Best Builds
300 Blackout Rifles Explained: Ballistics, Barrel Lengths, and Best Builds

Understanding the 300 Blackout Rifle When the 300 Blackout hit the market, it changed how [...]

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20
Nov
Glock V Series Explained: What’s New, What Matters, and Best Parts to Upgrade
Glock V Series Explained: What’s New, What Matters, and Best Parts to Upgrade

The demand for Glock V Series parts is already growing, and shooters across the country [...]

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AB 1263: How California’s New Firearm Regulations Affect Gun Owners
AB 1263: How California’s New Firearm Regulations Affect Gun Owners

What California Gun Owners Need to Know First California’s legislative landscape has changed again with [...]

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07
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Big AR-15 Parts Deals This Black Friday: Top Gift Picks from Black Rifle Depot
Big AR-15 Parts Deals This Black Friday: Top Gift Picks from Black Rifle Depot

The Season of Savings and Shooting Black Friday AR-15 Parts Deals are right around the [...]

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Best AR-15 Parts for 2026: Essential Upgrades and AR-15 Parts Kits
Best AR-15 Parts for 2026: Essential Upgrades and AR-15 Parts Kits

Why 2026 is the Year to Upgrade Your AR-15 The AR-15 platform remains one of [...]

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