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
10.5" ASAL Free Float Handguard w/ Steel QD Insert

10.5″ ASAL Free Float Handguard w/ Steel QD Insert

Save 55%
MSRP: $109.99
Original price was: $99.95.Current price is: $49.95.
On-Sale
New
Stag 15 Slimline NQ NVH M-LOK 16.5" Handguard - Black Anodized

Stag 15 Slimline NQ NVH M-LOK 16.5″ Handguard – Black Anodized

Save 70%
MSRP: $229.99
Original price was: $199.95.Current price is: $69.95.
On-Sale
Ballistic Advantage 4.5" 9MM Modern EPC Series AR-15 Barrel 1:10 Twist

Ballistic Advantage 4.5″ 9MM Modern EPC Series AR-15 Barrel 1:10 Twist

Save 52%
MSRP: $105.00
Original price was: $94.50.Current price is: $49.95.
On-Sale
Ballistic Advantage 20" .308 Fluted Premium Series Heavy Barrel 1:10 Twist

Ballistic Advantage 20″ .308 Fluted Premium Series Heavy Barrel 1:10 Twist

Save 50%
MSRP: $340.00
Original price was: $269.95.Current price is: $169.95.
On-Sale
Rise Armament RAVE 140 Flat Trigger + RA-212 Charging Handle Combo

Rise Armament RAVE 140 Flat Trigger + RA-212 Charging Handle Combo

Save 35%
MSRP: $199.99
Original price was: $159.95.Current price is: $129.95.
On-Sale
Rise Armament RAVE 140 Curved Trigger + RA-212 Charging Handle Combo

Rise Armament RAVE 140 Curved Trigger + RA-212 Charging Handle Combo

Save 35%
MSRP: $199.99
Original price was: $159.95.Current price is: $129.95.
On-Sale
BLACK RIFLE DEPOT SOPMOD Mil Spec stock Kit

SOPMOD Stock Kit – Black

Save 63%
MSRP: $109.40
Original price was: $69.95.Current price is: $39.95.
On-Sale
Adaptive Tactical EX Performance AR-15 Lower Build Kit - FDE

Adaptive Tactical EX Performance AR-15 Lower Build Kit – FDE

Save 42%
MSRP: $172.95
Original price was: $129.95.Current price is: $99.95.
On-Sale
Adaptive Tactical EX Performance Lower Build Kit - Black

Adaptive Tactical EX Performance Lower Build Kit – Black

Save 42%
MSRP: $172.95
Original price was: $129.95.Current price is: $99.95.
On-Sale
MFT BATTLELINK Minimalist AR-15 Lower Build Kit - Black

MFT BATTLELINK Minimalist AR-15 Lower Build Kit – Black

Save 53%
MSRP: $169.95
Original price was: $94.95.Current price is: $79.95.
On-Sale
A2 Style AR-15 Lower Build Kit

A2 Style AR-15 Lower Build Kit

Save 38%
MSRP: $128.95
Original price was: $104.95.Current price is: $79.95.
On-Sale
Black Rifle Depot JE4 AR 15 Stock Kit

JE4 AR-15 Stock Kit

Save 43%
MSRP: $69.95
Original price was: $49.95.Current price is: $39.95.
On-Sale
Rise Armament RA-535 Advanced Performance Drop-In Trigger

Rise Armament RA-535 Advanced Performance Drop-In Trigger

Save 4 – 38%
MSRP: $259.99
Price range: $159.95 through $249.99
On-Sale
Unrivaled Armory 2-Stage Dead Blow Duty Buffer System

Unrivaled Armory 2-Stage Dead Blow Duty Buffer System

Original price was: $179.00.Current price is: $149.95.
On-Sale
Trijicon MRO HD 1x25 Red Dot w/ 3x Magnifier Combo

Trijicon MRO HD 1×25 Red Dot w/ 3x Magnifier Combo

Save 30%
MSRP: $1,494.00
Original price was: $1,099.00.Current price is: $1,049.00.
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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

68 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

428 Products

Bestselling AR-15 Parts

AR 15 Lower Parts Kit

AR 15 Lower Parts Kit

Save 36%
MSRP: $69.95
$44.95
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 8%
MSRP: $23.95
$21.95
AR 15 Carbine Buffer Tube Kit

AR 15 Carbine Buffer Tube Kit

Save 38%
MSRP: $39.95
$24.95
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
AR-15 Fire Control Group Trigger and Hammer

AR 15 Fire Control Group (Trigger & Hammer)

Save 20%
MSRP: $29.95
$23.95
OEM AR 15 Charging Handle

AR 15 Charging Handle

Save 15%
MSRP: $19.95
$16.95
AR Tactical Grip with Storage

AR Tactical Grip with Storage

Save 9 – 10%
MSRP: $9.95 – $10.99
Price range: $8.95 through $9.95
View All Best Sellers

Bestselling Optics & Red Dots

Vortex Defender-ST Enclosed Solar 3 MOA Red Dot Sight

Vortex Defender-ST Enclosed Solar 3 MOA Red Dot Sight

Save 28%
MSRP: $529.99
$379.99
Vortex Defender-ST Micro Red Dot

Vortex Defender-ST Micro Red Dot

Save 30%
MSRP: $469.99
$329.99
Vortex Defender-XL Micro 3 MOA Green Dot

Vortex Defender-XL Micro 3 MOA Green Dot

Save 33%
MSRP: $599.99
$399.99
Vortex Strikefire II Red Dot Sight

Vortex Strikefire II Red Dot Sight

Save 27%
MSRP: $274.99
$199.99
Primary Arms SLx 5x MicroPrism Scope

Primary Arms SLx 5x MicroPrism Scope

MSRP: $399.99
$399.99
New
Vortex Triumph 2 MOA Red Dot Sight

Vortex Triumph 2 MOA Red Dot Sight

Save 33%
MSRP: $149.99
$99.99
Sig Sauer Romeo4H 1x 20mm 2 MOA Illuminated Ballistic Circle/Dot Red Dot Sight

Sig Sauer Romeo4H 1x 20mm 2 MOA Illuminated Ballistic Circle/Dot Red Dot Sight

$379.99
VISM FlipDot Pro Red Dot Reflex Optic - Black

VISM FlipDot Pro Red Dot Reflex Optic – Black

Save 23%
MSRP: $129.99
$99.99
Vortex Venom 1-6×24 SFP 30mm Rifle Scope - AR-BDC3 Reticle

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

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
Vortex Defender-ST Enclosed Solar 3 MOA Red Dot Sight

Vortex Defender-ST Enclosed Solar 3 MOA Red Dot Sight

Save 28%
MSRP: $529.99
$379.99
Vortex Defender-ST Micro Red Dot

Vortex Defender-ST Micro Red Dot

Save 30%
MSRP: $469.99
$329.99
Vortex Sonora 4-12x44 SFP Rifle Scope - Dead Hold BDC Reticle

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

Save 29%
MSRP: $209.99
$149.99
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
Vortex Strikefire II Red Dot Sight

Vortex Strikefire II Red Dot Sight

Save 27%
MSRP: $274.99
$199.99
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Just Added

New
Ballistic Advantage Premium Series 24 inch 6.5 Creedmoor heavy barrel 1:8 primary view

Ballistic Advantage Premium Series 24″ 6.5 Creedmoor Heavy Barrel 1:8

Save 5%
MSRP: $335.00
$318.25
New
Crimson Trace RAD Micro Pro Carbon Reflex 3MOA Red Dot

Crimson Trace RAD Micro Pro Carbon Reflex 3MOA Red Dot

Save 25%
MSRP: $199.95
$149.95
New
B5 Systems M-LOK rail covers 4 pack in multiple colors for better grip and heat protection

B5 Systems M-LOK Rail Covers – 4PK

Save 5%
MSRP: $18.00
$17.10
New
Dirty Bird AR-15 H2 buffer 4.6oz carbine buffer with rubber bumper

Dirty Bird AR-15 4.6oz H2 Buffer

$49.95
New
Rise Armament RA-100 two-stage trigger and RA-6423 black ambidextrous safety selector kit with pins

Rise Armament RA-100 Curved Two-Stage Trigger & RA-6423 Black Ambi Safety Selector

Save 11%
MSRP: $179.99
$159.95
On-Sale
New
10.5" ASAL Free Float Handguard w/ Steel QD Insert

10.5″ ASAL Free Float Handguard w/ Steel QD Insert

Save 55%
MSRP: $109.99
Original price was: $99.95.Current price is: $49.95.
New
Juggernaut Tactical CA Compliant Hellfighter Mod Kit for AR-15 & AR-10 / 308

Juggernaut Tactical CA Compliant Hellfighter Mod Kit for AR-15 & AR-10 / 308

Save 14%
MSRP: $69.99
$59.99
New
VG6 Precision Epsilon AK Muzzle Brake 7.62x39mm M14x1.0 LH

VG6 Precision Epsilon AK Muzzle Brake 7.62x39mm M14x1.0 LH

Save 10%
MSRP: $90.00
$80.99
New
Ballistic Advantage 16 inch 308 stainless barrel blem mid-length 1:10 twist
Out of stock

Ballistic Advantage 16″ .308 Tac Gov 1:10 Mid-Length Stainless Barrel – BLEM

Save 11%
MSRP: $270.00
$239.95
New
Geissele Automatics Super Duty Mod 1 .300 Blackout AR-15 Complete Upper Receiver - 8" - Black
Out of stock

Geissele Automatics Super Duty Mod 1 .300 Blackout AR-15 Complete Upper Receiver – 8″ – Black

$1,330.00
On-Sale
New
Stag 15 Slimline NQ NVH M-LOK 16.5" Handguard - Black Anodized

Stag 15 Slimline NQ NVH M-LOK 16.5″ Handguard – Black Anodized

Save 70%
MSRP: $229.99
Original price was: $199.95.Current price is: $69.95.
New
Kaw Valley Precision Flash Hider for ASR

Kaw Valley Precision Flash Hider for ASR

Save 17%
MSRP: $59.95
$49.95
View All Recently Added Products

Recent Blog Posts

Best AR-15 Scopes Under $300, $500 & $1,000
Best AR-15 Scopes Under $300, $500 & $1,000

An AR-15 scope works best when it matches how you actually shoot—your typical distance, pace, [...]

Read More
22
Feb
9mm Ammo bulk
Bulk 9mm Ammo

Buying bulk 9mm ammo helps lower your cost per round in most cases. It also [...]

Read More
12
Feb
How to Choose the Right AR-15 Scope for Your Shooting Needs
How to Choose the Right AR-15 Scope for Your Shooting Needs

Choosing the best AR-15 scopes can dramatically improve rifle performance. A properly selected optic enhances long-range accuracy, [...]

Read More
04
Feb
Lower Parts Kits 101: What’s Included and Why They Matter
Lower Parts Kits 101: What’s Included and Why They Matter

In the world of AR builds, it’s easy to focus on the parts you can [...]

Read More
29
Jan
AR-15 .22LR Conversion Kit Review: What to Know Before You Buy
AR-15 .22LR Conversion Kit Review: What to Know Before You Buy

If you want to shoot your AR-15 more often without draining your ammo budget, a [...]

Read More
29
Jan
Live Inventory: Thousands of AR-15 Parts Ready to Ship
Live Inventory: Thousands of AR-15 Parts Ready to Ship

AR-15 parts are the foundation of every reliable build, and when you’re upgrading or assembling [...]

Read More
17
Jan