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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
Die Free Co DOS BOOT +2 Magazine Extension for M3 PMAG - Pack of 3 - Black

Die Free Co DOS BOOT +2 Magazine Extension for M3 PMAG – Pack of 3 – Black

Save 35%
MSRP: $20.00
Original price was: $18.00.Current price is: $12.95.
On-Sale
New
Ballistic Advantage Premium Series 6.5 Creedmoor AR-308 Fluted Barrel - Rifle Length - 22"

Ballistic Advantage Premium Series 6.5 Creedmoor AR-308 Fluted Barrel – Rifle Length – 22″

Save 56%
MSRP: $365.00
Original price was: $299.95.Current price is: $159.95.
On-Sale
New
One Horse 16" 5.56 SOCOM Midlength 1:8 M-LOK Complete Upper

One Horse 16″ 5.56 SOCOM Midlength 1:8 M-LOK Complete Upper

Save 27%
MSRP: $329.99
Original price was: $319.99.Current price is: $239.95.
On-Sale
New
Aero Precision AR-15 9.3" Enhanced M-LOK Handguard, Gen 2 - Anodized Black

Aero Precision AR-15 9.3″ Enhanced M-LOK Handguard, Gen 2 – Anodized Black

Save 40%
MSRP: $150.00
Original price was: $134.99.Current price is: $89.95.
On-Sale
New
One Horse 7.5" 5.56 SOCOM Pistol 1:7 M-LOK Complete Upper

One Horse 7.5″ 5.56 SOCOM Pistol 1:7 M-LOK Complete Upper

Save 27%
MSRP: $315.99
Original price was: $299.99.Current price is: $229.95.
On-Sale
New
Cornfire Arsenal Milspec Active Reset Conversion (MARC)

Cornfire Arsenal Milspec Active Reset Conversion (MARC)

Save 36%
MSRP: $250.00
Original price was: $180.00.Current price is: $159.95.
On-Sale
Active Safety Designs ARC-Fire ambidextrous trigger kit parts layout with pre-cut trigger

Active Safety Designs Ambidextrous ARC-Fire Trigger Kit

Original price was: $249.99.Current price is: $149.95.
On-Sale
Aero Precision 16" 5.56 Midlength Cold Hammer Forged Barrel 1:7 Twist

Aero Precision 16″ 5.56 Midlength Cold Hammer Forged Barrel 1:7 Twist

Save 64%
MSRP: $330.00
Original price was: $313.50.Current price is: $119.95.
On-Sale
Stag Arms 20 inch 5.56 HBAR barrel chrome lined phosphate with pinned front sight base

Stag Arms 20″ 5.56 Chrome-Lined/Phosphate HBAR 1:7 Rifle Length Barrel w/ FSB

Save 55%
MSRP: $219.99
Original price was: $208.99.Current price is: $99.95.
On-Sale
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 64%
MSRP: $335.00
Original price was: $318.25.Current price is: $119.95.
On-Sale
Ballistic Advantage 16" .308 Tactical Government Midlength AR-10 Barrel 1:10 Twist

Ballistic Advantage 16″ .308 Tactical Government Midlength AR-10 Barrel 1:10 Twist

Save 58%
MSRP: $240.00
Original price was: $199.95.Current price is: $99.95.
On-Sale
Die Free Co Kung Fu AR-15 Pistol Grip

Die Free Co Kung Fu AR-15 Pistol Grip

Save 10 – 35%
MSRP: $20.00
Price range: $12.95 through $18.00
On-Sale
Rise Armament RA-535 Advanced Performance Drop-In Trigger

Rise Armament RA-535 Advanced Performance Drop-In Trigger

Save 4 – 42%
MSRP: $259.99
Price range: $149.95 through $249.99
On-Sale
Rise Armament Patriot High Performance Trigger 3.5lb - Flat

Rise Armament Patriot High Performance Trigger 3.5lb – Flat

Save 37%
MSRP: $189.99
Original price was: $179.99.Current price is: $119.95.
On-Sale
Ballistic Advantage 20" 5.56 Government Rifle Length Modern Series Barrel

Ballistic Advantage 20″ 5.56 Government Rifle Length Modern Series Barrel

Save 46%
MSRP: $185.00
Original price was: $175.00.Current price is: $99.95.
On-Sale
Ballistic Advantage 20 .308 HBAR Rifle AR-10 Barrel, Modern Series

Ballistic Advantage 20″ .308 HBAR Rifle AR-10 Barrel, Modern Series

Save 58%
MSRP: $240.00
Original price was: $228.00.Current price is: $99.95.
On-Sale
Ballistic Advantage 16" .308 Tactical Government Mid-length AR-10 Barrel, Premium Series

Ballistic Advantage 16″ .308 Tactical Government Midlength AR-10 Barrel, Premium Series

Save 62%
MSRP: $260.00
Original price was: $247.00.Current price is: $99.95.
On-Sale
Dirty Bird AR-15 17-7 Stainless Steel Flat Wire Spring

Dirty Bird AR-15 17-7 Stainless Steel Flat Wire Spring

Save 40%
MSRP: $24.95
Original price was: $22.95.Current price is: $14.95.
On-Sale
Ballistic Advantage 18" Heavy Profile Rifle Length .308 Barrel, Modern Series

Ballistic Advantage Modern Series 18″ .308 Win HBAR 1:10 Rifle Barrel

Save 58%
MSRP: $240.00
Original price was: $228.00.Current price is: $99.95.
On-Sale
7.5 5.56 Pistol Length AR 15 Barrel-Modern Series

Ballistic Advantage 7.5″ 5.56 Pistol Length AR 15 Barrel-Modern Series

Save 68%
MSRP: $125.00
Original price was: $109.25.Current price is: $39.95.
On-Sale
AR-15/10 M-LOK Handstop

AR-15/10 M-LOK Handstop

Save 29%
MSRP: $13.95
Original price was: $11.95.Current price is: $9.95.
On-Sale
Die Free Co Kung Fu Pistol Grip Plug

Die Free Co Kung Fu Pistol Grip Plug

Original price was: $12.00.Current price is: $9.95.
On-Sale
HOGUE Hogue Mil-Spec Overmold Stock

Hogue Mil-Spec Overmold Stock

Save 10 – 29%
MSRP: $69.95
Price range: $49.95 through $62.95
On-Sale
Ballistic Advantage 12.5" 5.56 Government Profile Carbine Length AR 15 Barrel Modern Series

Ballistic Advantage 12.5″ 5.56 NATO AR 15 Barrel

Save 47%
MSRP: $150.00
Original price was: $114.95.Current price is: $79.95.
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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

72 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

434 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 27%
MSRP: $25.95
$18.95
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
AR-15 Fire Control Group Trigger and Hammer

AR 15 Fire Control Group (Trigger & Hammer)

Save 17%
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

Save 30%
MSRP: $469.99
$329.99
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Bestselling Optics & Red Dots

Vortex Defender-ST Micro Red Dot

Vortex Defender-ST Micro Red Dot

Save 33%
MSRP: $449.99
$299.99
Vortex SPC-AR2 SPARC AR Red Dot

Vortex SPC-AR2 SPARC AR Red Dot

Save 29%
MSRP: $279.99
$199.99
Vortex Triumph 2 MOA Red Dot Sight

Vortex Triumph 2 MOA Red Dot Sight

Save 33%
MSRP: $149.99
$99.99
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
VISM Urban Dot Sight w/Green Laser & Red/White Navigation

VISM Urban Dot Sight w/Green Laser & Red/White Navigation

Save 13%
MSRP: $131.99
$114.95
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
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

Save 30%
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

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 Micro Red Dot

Vortex Defender-ST Micro Red Dot

Save 33%
MSRP: $449.99
$299.99
Vortex SPC-AR2 SPARC AR Red Dot

Vortex SPC-AR2 SPARC AR Red Dot

Save 29%
MSRP: $279.99
$199.99
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 Triumph 2 MOA Red Dot Sight

Vortex Triumph 2 MOA Red Dot Sight

Save 33%
MSRP: $149.99
$99.99
Vortex Defender-XL Micro 3 MOA Green Dot

Vortex Defender-XL Micro 3 MOA Green Dot

Save 33%
MSRP: $599.99
$399.99
View All Optics & Sights

Just Added

On-Sale
New
Die Free Co DOS BOOT +2 Magazine Extension for M3 PMAG - Pack of 3 - Black

Die Free Co DOS BOOT +2 Magazine Extension for M3 PMAG – Pack of 3 – Black

Save 35%
MSRP: $20.00
Original price was: $18.00.Current price is: $12.95.
On-Sale
New
Ballistic Advantage Premium Series 6.5 Creedmoor AR-308 Fluted Barrel - Rifle Length - 22"

Ballistic Advantage Premium Series 6.5 Creedmoor AR-308 Fluted Barrel – Rifle Length – 22″

Save 56%
MSRP: $365.00
Original price was: $299.95.Current price is: $159.95.
On-Sale
New
One Horse 16" 5.56 SOCOM Midlength 1:8 M-LOK Complete Upper

One Horse 16″ 5.56 SOCOM Midlength 1:8 M-LOK Complete Upper

Save 27%
MSRP: $329.99
Original price was: $319.99.Current price is: $239.95.
On-Sale
New
Aero Precision AR-15 9.3" Enhanced M-LOK Handguard, Gen 2 - Anodized Black

Aero Precision AR-15 9.3″ Enhanced M-LOK Handguard, Gen 2 – Anodized Black

Save 40%
MSRP: $150.00
Original price was: $134.99.Current price is: $89.95.
On-Sale
New
One Horse 7.5" 5.56 SOCOM Pistol 1:7 M-LOK Complete Upper

One Horse 7.5″ 5.56 SOCOM Pistol 1:7 M-LOK Complete Upper

Save 27%
MSRP: $315.99
Original price was: $299.99.Current price is: $229.95.
On-Sale
New
Cornfire Arsenal Milspec Active Reset Conversion (MARC)

Cornfire Arsenal Milspec Active Reset Conversion (MARC)

Save 36%
MSRP: $250.00
Original price was: $180.00.Current price is: $159.95.
New
Dirty Bird AR-15 5.56/.223/300BLK Bolt Carrier Group - Nickel Boron

Dirty Bird AR-15 5.56/.223/300BLK Bolt Carrier Group – Nickel Boron

Save 10%
MSRP: $159.95
$143.95
New
Ballistic Advantage 11.5" 6MM ARC Hanson Carbine Length 1/7 416R SS Premium Black Barrel

Ballistic Advantage 11.5″ 6MM ARC Hanson Carbine Length 1/7 416R SS Premium Black Barrel

Save 5%
MSRP: $265.00
$251.75
New
Rise Armament Combo Kit - Rave 140 Flat Trigger w/ RA-6423 Black Ambi Safety Selector

Rise Armament Combo Kit – Rave 140 Flat Trigger w/ RA-6423 Black Ambi Safety Selector

Save 9%
MSRP: $168.99
$152.99
New
50 Shades of Freedom Classic Tee

50 Shades of Freedom Classic Tee

Price range: $20.95 through $24.95
New
Aim Sports Inc. M4 Stock Lock Pin

Aim Sports Inc. M4 Stock Lock Pin

Save 45%
MSRP: $9.99
$5.50
New
Magpul PMAG 30 GEN M3 Window ODG 5.56 AR-15 magazine with round count windows

Magpul PMAG 30 GEN M3 Window 5.56 NATO ODG – AR-15 Magazine

Save 3%
MSRP: $17.99
$17.50
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Why Aim Sports Still Sets the Pace for Practical AR-15 Upgrades
Why Aim Sports Still Sets the Pace for Practical AR-15 Upgrades

Not every AR upgrade needs to be expensive to be worth adding. In many cases, [...]

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Best AR-15 red dot sights in 2026
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Best AR-15 Kits by Caliber: 5.56 vs .223 Wylde vs .300 Blackout
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Will a M16A1 Upper Fit a Modern M4 Lower?
Will a M16A1 Upper Fit a Modern M4 Lower?

The M16A1 Upper continues to attract builders who want a classic AR look, lightweight handling, [...]

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If you have been shopping for AR parts lately, you have probably seen Aero Precision [...]

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