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Aero Precision Upper Receivers | AERO Upper Receivers (Post)
Are Aero Precision Upper Receivers Different?One of the first things people ask when they hear about Aero Precision Upper Receivers is "are they made in the United States"? The simple answer i ...
Best AR-15 Complete Upper On A Budget(Post)Building or upgrading an AR-15 can be exciting yet daunting, especially when working within a budget. Finding a high-quality, reliable, complete upper receiver without overspending can seem chal ...
Ultimate Guide to Choosing the best AR-15 Complete Upper(Post)Ultimate Guide to Choosing the best AR-15 Complete Upper The AR-15 platform is renowned for its versatility, allowing endless customization to fit various shooting needs. AR-15 complete upp ...
Why to Buy a Pre-Assembled AR 15 Complete Upper(Post)For new builders, the number of choices available when it comes to designing an AR 15 are almost endless. To help make your decision easier, Black Rifle Depot is here to assist. We have a wide vari ...
Step by Step Guide: Assembling Your Custom AR Upper(Post)Are you ready to take your AR-15 build to the next level? Assembling your custom AR upper can be a rewarding and educational experience. In this step-by-step guide, we'll walk you through the entire ...
The Aero Precision Complete Upper Lineup(Post)Aero Precision has established itself as a leading manufacturer of high-quality AR-15 components, and its complete upper lineup is a testament to its commitment to excellence. In this ...
What Are the Different Lengths of AR 15 Uppers?(Post)There are several ways to measure the length of an AR 15. Some prefer to classify length by the gas system. Others use the barrel length. Still, others prefer to organize length by AR 15 uppe ...
Top 7 AR-15 Complete Uppers in 2025: Top Picks for Performance and Reliability(Post)When building a new rifle, your complete upper is critical in determining its performance and reliability. Whether you're a seasoned enthusiast or just starting your AR-15 journey, selecting a high-q ...
Building Your Dream Rifle: Exploring AR-15 Parts Kits(Post)When building or upgrading your AR-15, having the right AR-15 parts is crucial for performance and reliability. Our comprehensive blog on AR-15 Parts Kits breaks down everything you need ab ...
AERO Precision Complete Uppers: The Perfect Choice for Your Next AR-15 Build(Post)When upgrading or building an AR-15, choosing the suitable upper receiver is crucial to overall performance, reliability, and accuracy. AERO Precision Complete Uppers are widely recognized ...
Choosing the Right AR-15 Upper Length for Defense or Hunting(Post)Choosing the right AR-15 upper length is critical when building or upgrading your rifle. Whether you prioritize quick maneuverability for home defense or long-range accuracy for hunting, barr ...
Top AR-15 Kit Review 2025(Post)For firearm enthusiasts, AR-15 kits have become the best way to build a rifle tailored to individual preferences and shooting styles. These kits are a gateway to crafting a high-performance fir ...
How to Choose the Right ​AR-15 Upper Receiver(Post)Choosing the Correct AR 15 Upper Receiver For Your Needs:In the world of firearms and shooting enthusiasts, the AR-15 platform has long reigned supreme as a versatile and customizable firearm. From p ...
Discover the 16 5.56 NATO Cold Hammer Forged Rifle Build Kit(Post)16" 5.56 NATO Cold Hammer Forged Rifle Build KitThe 16" 5.56 NATO Cold Hammer Forged Rifle Build Kit from Black Rifle Depot comes with the Wraith 16" Cold Hammer Forged Upper complete with M16 Blac ...
Why You Need an AR 15 Complete Pistol Kit(Post)BRD’s 10.5" 5.56 NATO AR 15 Pistol KitThe 10.5" 5.56 NATO AR 15 Pistol Kit comes with everything need to finish your AR 15 lower receiver. This kit includes a complete 10.5" 5.56 NATO Pistol upper ...
Best AR-15 Starter Kit: Essential Accessories for Beginners(Post)Starting your journey with an AR-15 is both thrilling and overwhelming. The excitement of owning one of the world's most versatile and customizable rifles is often matched by the challenge ...
Discover The Best AR 15 Lower Parts Kit For 2023(Post)Embarking on the journey to build your custom AR-15? Selecting the right Lower Parts Kit is one of the most crucial steps. In 2023, the market offers a variety of options from top brands like&nb ...
DIY Guide: How to Build an AR-15 or Choose the Right AR-15 Build Kit(Post)When optimizing your AR-15, choosing the right accessories can make all the difference. From improving performance to enhancing versatility and aesthetics, AR-15 accessories allow you to tailor ...
AR-15 Build Kits vs. Assembled AR-15s: Which is Best for You?(Post)The AR-15 has cemented itself as one of the most popular rifles among firearms enthusiasts, known for its adaptability, modular design, and performance across various applications. For newcomers a ...
The Best Selling Lower Build Kits for 2022(Post)Every year we sell thousands of AR 15 lower parts kits. With many of them as part of AR 15 lower build kits. We thought that we should share our bestselling AR 15 lower build kits and explain why the ...
The FAB Defense GLR-16 AR 15 Lower Build Kit(Post)BRD’s FAB Defense GLR-16 AR 15 Lower Build KitThe FAB Defense GLR-16 AR 15 Lower Build Kit is a superb upgrade for your rifle. It provides you with enhanced versatility with its stock extension and ...
Top AR-15 Rifle Kits from 2024: Build Your Ultimate Rifle(Post)Building your AR-15 rifle can be one of the most rewarding experiences for gun enthusiasts. In 2024, an impressive lineup of rifle kits has emerged based on Black Rifle Depot’s top-selling product ...
M16 A1 Complete Upper: History, Specifications, and Modern Uses(Post)The M16 A1 Complete Upper is more than just a component; it's a piece of history that has evolved from its military roots to become a versatile tool for modern firearm enthusiasts. In this ...
Essential Guide to AR-15 Lower Parts Kits: What Every Builder Should Know(Post)Selecting the right AR-15 lower parts kit is one of the most critical steps in building or upgrading your rifle. Whether assembling your first AR-15 or customizing your existing setup, choos ...
The Best AR-15 Complete Upper Brands(Post)Choosing the right AR-15 complete upper is crucial for performance and reliability when building or upgrading your rifle. With so many brands on the market, finding the best one can be overwhelm ...
The Complete Guide to AR-15 Lower Parts Kits: What You Need to Know (Post)When building or upgrading an AR-15, selecting the right lower Parts Kit is crucial to functionality and reliability. These kits include the essential components needed to complete your lower r ...
The Top 5 AR-15 Lower Parts Kits For Every Budget In 2025(Post)Building or upgrading an AR-15 rifle is a journey that requires careful consideration of each component, and one of the most critical pieces of the puzzle is the AR-15 lower parts kit. This ...
Exploring the Charles Daly AR 410 Complete Upper(Post)Shotgun Meets AR-15: Exploring the Charles Daly AR 410 Complete UpperIf you're looking for a firearm that combines a shotgun's best features with an AR platform's versatility and accuracy, look no fu ...
Complete Vs. Custom AR-15 Lower Parts Kits: Which one Fits Your Build?(Post)AR-15 Lower Parts Kits: Complete Guide for Builders and Enthusiasts When building or upgrading your AR-15, choosing the right AR-15 lower parts kit (LPK) is critical to ensure optima ...
Best AR-15 Lower Parts Kits of 2025: AERO, BCM, and Other Leading Brands Compared(Post)The Importance of Choosing the Right Lower Parts Kit When building or upgrading an AR-15, the lower parts kit (LPK) is one of the most essential components to consider. These kits include critical ...
How to Choose a Quality AR-15 Lower Parts Kit: Essential Tips for Builders(Post)Choosing a high-quality AR-15 lower parts kit (LPK) is critical for anyone building or upgrading their rifle. With many options available, it’s essential to understand what to look for and ...
What to Consider When Choosing an AR15 Lower Build Kit(Post)Comparing AR 15 Lower Build Kits: Unraveling the DifferencesIn assembling AR-15s, it's critical to understand that not all lower-build kits are identical. Gaining insight into these kits' essent ...
Why ​Buying a Quality Lower Parts Kit Counts(Post)The Importance of a Quality Lower Parts Kit The importance of a high-quality lower-parts kit (LPK) in building an AR-15 rifle cannot be overstated. A lower parts kit consists of various components& ...
How to Install an AR-15 Lower Parts Kit: A Complete Guide for Beginners(Post)This how-to guide assists in installing an AR-15 lower parts kit, also known as an LPK, providing the necessary steps and tools for a successful assembly. An AR-15 lower parts kit is a collectio ...
AR 15 Pistol or SBR from Black Rifle Depot(Post)The AR 15 platform can be built into a rifle or pistol. But there are some things to remember and consider before doing either. Here are the top things to keep in mind before you build an AR 15 Pis ...
AR-15 Upper Build Kits(Page) Lightweight AR-15 Uppers(Page) AR-15 Complete Uppers(Page) AR-9 Upper Receivers(Page)- Product
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Aero Precision M5 (.308) Stripped Upper Receiver
Aero Precision
MSRP: $190.00 - $210.00$158.95 - $176.95Aero Precision M5 (.308) Stripped Upper Receiver Precision Machined Upper for Your Big Bore .308 Build The Aero Precision M5 (.308) Stripped Upper Receiver is the perfect foundation for your next...MSRP: $190.00 - $210.00$158.95 - $176.95 -
On Sale
Aero Precision M4E1 Threaded Assembled Upper Receiver
Aero Precision
MSRP: $175.00 - $195.00$119.95 - $164.95Aero Precision M4E1 Threaded Assembled Upper Receiver The Aero M4E1 Threaded Upper Receiver features a new angular machined design that helps it stand apart from standard mil-spec upper receivers...MSRP: $175.00 - $195.00$119.95 - $164.95 -
VLTOR MUR Upper Receiver With Bolt Assist And Shell Deflector
VLTOR Weapons Systems
MSRP: $219.95$197.96VLTOR MUR Upper Receiver With Bolt Assist And Shell Deflector Upper Receiver is completely assembled and machined for M4 feedramps. The MUR was developed to fill the give the customer a Mil-Spec...MSRP: $219.95$197.96 -
Stag Arms A3 Flattop Left-Handed Upper Receiver Assembly
Stag Arms
MSRP: $139.95 - $154.99$129.95 - $149.95Stag Arms A3 Flattop Left-Handed Upper Receiver Assembly The Stag Arms A3 upper receiver assembly is our very first Left-Handed upper receiver, available on ar15discounts.com. It is made to...MSRP: $139.95 - $154.99$129.95 - $149.95 -
Dirty Bird 16" Govt Mid 556 M-LOK AR-15 Complete Upper Assembly
Dirty Bird Industries
MSRP: $469.68 - $478.95$423.75 - $462.95Dirty Bird 16" Govt Mid 556 M-LOK Upper Assembly This Dirty Bird Industries complete AR Upper assembly features a Black Nitride 16"" Sub-MOA Government Profile barrel chambered in 5.56 with a 1:7...MSRP: $469.68 - $478.95$423.75 - $462.95 -
Slick Side Billet Upper Receiver
Black Rifle Depot
MSRP: $89.95 - $109.95$55.95 - $76.95Slick Side Billet Upper Receiver Precision-Machined Durability with a Sleek Design Upgrade your AR-15 build with the Slick Side Billet Upper Receiver, an American-made masterpiece crafted for...MSRP: $89.95 - $109.95$55.95 - $76.95 -
Aero Precision M5E1 (.308) Enhanced Upper Receiver
Aero Precision
MSRP: $245.00 - $265.00$204.95 - $223.95Aero Precision M5E1 (.308) Enhanced Upper Receiver The state of the art M5E1 platform starts here, with the M5E1 Upper Receiver. The M5E1 upper receiver is a one-piece design combining the handguard...MSRP: $245.00 - $265.00$204.95 - $223.95 -
16" Gov Mid M-LOK Upper Assembly
Black Rifle Depot
MSRP: $339.95 - $379.95$259.95 - $279.9516" 5.56 Gov / SOCOM Mid length M-LOK AR 15 Upper Assembly Premium Performance Upper Assembly for Tactical, Competition, or Recreational Use The 16" 5.56 Gov / SOCOM Mid-Length M-LOK AR 15...MSRP: $339.95 - $379.95$259.95 - $279.95 -
Dirty Bird AR-10 Billet Stripped Upper Receiver
Dirty Bird Industries
MSRP: $189.95 - $219.95$169.95 - $197.95Dirty Bird AR-10 Billet Stripped Upper Receiver The Dirty Bird AR-10 Billet Upper Receiver is the perfect choice for your next AR-10 build. Precision-machined from 7075-T6 Billet aluminum on...MSRP: $189.95 - $219.95$169.95 - $197.95 -
Dirty Bird AR-15 Stripped Upper Receiver
Dirty Bird Industries
MSRP: $79.95 - $109.95$71.95 - $109.95Dirty Bird AR-15 Stripped Upper Receiver Builders know that not all mil-spec forged upper receivers are created equal. Sub-par forgings suffer from pitting and structural defects, poor...MSRP: $79.95 - $109.95$71.95 - $109.95 -
Dirty Bird 16" RECCE V2 .223 Wylde M-LOK Upper Assembly
Dirty Bird Industries
MSRP: $749.99 - $799.99$674.99 - $719.99Dirty Bird 16" RECCE V2 .223 Wylde M-LOK Upper Assembly The Dirty Bird RECCE V2 Upper Assembly is the latest evolution of our popular 16" SMRS Upper Assembly. This upper is built to...MSRP: $749.99 - $799.99$674.99 - $719.99 -
Out of stock
Ergo Enhanced AR15/M16 Grip Kit SureGrip
Ergo Grips
MSRP: $29.99$24.95Ergo Enhanced AR15/M16 Grip Kit SureGrip The Original ERGO Grip, designed for performance creates a better interface between the shooter and firearm. The Ergo Grip is still the standard by which...MSRP: $29.99$24.95 -
Dirty Bird 16" 5.56 NATO Govt M-LOK Upper Assembly V3
Dirty Bird Industries
MSRP: $470.75 - $492.15$424.95 - $442.95This Dirty Bird Industries Complete Upper features a Black Nitride 16" Sub-MOA Government Profile barrel chambered in 5.56 with a 1:7 twist. Built on a top-tier t-marked Forged Upper Receiver and...MSRP: $470.75 - $492.15$424.95 - $442.95 -
Ergo Agg Texture AR15/M16 Grip Kit SureGrip
Ergo Grips
MSRP: $19.50 - $27.99$17.95 - $21.95Ergo Agg Texture AR15/M16 Grip Kit SureGrip The Original ERGO Grip, designed for performance by creating a better interface between the shooter and firearm, the ERGO Grip is still the standard by...MSRP: $19.50 - $27.99$17.95 - $21.95 -
Geissele Ultra Duty Lower Parts Kit
Geissele Automatics
$145.00 - $150.00Geissele Ultra Duty Lower Parts Kit The Geissele Ultra Duty Lower Parts Kit is made for the most demanding operators and includes all the internal parts necessary to complete or rebuild your lower...$145.00 - $150.00 -
NcStar AR-15/M4 Gunsmithing Tool Kit w/Roll-Up Mat
NcSTAR
MSRP: $54.99$48.95NcStar AR-15/M4 Gunsmithing Tool Kit w/Roll-Up Mat Features AR-15/M4 Gunsmithing Tool Kit with Black Roll-Up Cleaning Mat. Cleaning Mat 36" X 29" with hook and loop straps to secure kit -...MSRP: $54.99$48.95 -
Hogue Beavertail Pistol Grip w/ Finger Grooves
Hogue
MSRP: $29.95$25.50Hogue Beavertail Pistol Grip w/ Finger Grooves Hogue's AR/M16 Overmolded Rubber Pistol Grip with Finger Grooves and Beaver Tail is manufactured by merging a durable fiberglass core with the soft...MSRP: $29.95$25.50 -
Forward Controls Design CN5F Castle Nut for A5 Buffer Kits
Forward Controls Design
MSRP: $24.00 - $34.00$22.95 - $32.95Forward Controls Design CN5F Castle Nut for A5 Buffer Kits The CN5F castle nut is made for VLTOR A5 buffer systems and is slightly longer than the CNF (.1”) to make sure that the adjustable...MSRP: $24.00 - $34.00$22.95 - $32.95 -
Aero Precision AR-15 MOD 4 M-LOK Handguard
Aero Precision
MSRP: $280.00 - $299.00$249.99 - $269.99Aero Precision AR-15 MOD 4 M-LOK Handguard The Aero Precision Minimal Optical Deflection (MOD) 4 handguard seamlessly blends robust construction with an ergonomic form factor, ensuring no...MSRP: $280.00 - $299.00$249.99 - $269.99 -
Forward Controls Design EPC AR-15 Billet Dust Cover
Forward Controls Design
MSRP: $50.00$48.15Forward Controls Design EPC AR-15 Billet Dust Cover We had resisted making a Forward Controls version of ejection port cover, mainly because we were preoccupied with other projects, but when we had a...MSRP: $50.00$48.15 -
Geissele Automatics MK16 M-LOK AR-15 Super Modular Rail
Geissele Automatics
$325.00 - $350.00Geissele Automatics MK16 M-LOK AR-15 Super Modular Rail The Geissele Super Modular Rail MK16 offers unmatched performance for the most demanding shooters. Mounted to your AR-15 upper using the...$325.00 - $350.00 -
Strike Industries Strike Rail M-LOK Handguard
Strike Industries
MSRP: $159.95 - $214.95$139.95 - $190.95Strike Industries Strike Rail M-LOK Handguard The SI Strike Rail for the AR-15 was developed to fulfill the requirements of certain agency partners, who wanted a lightweight, but feature packed rail...MSRP: $159.95 - $214.95$139.95 - $190.95 -
Rise Armament AR-15 RA-905 M-LOK Handguard
Rise Armament
MSRP: $199.99 - $209.99$179.99 - $229.99Rise Armament AR-15 RA-905 M-LOK Handguard More versatile than a Swiss army knife - and nearly as light - the RA-905 Handguard combines all the features you want in a handguard. Durable yet...MSRP: $199.99 - $209.99$179.99 - $229.99 -
Battle Arms Workhorse AR-15 M-LOK Free Float Handguard
Battle Arms Development
MSRP: $120.00 - $175.00$113.95 - $159.95Battle Arms Workhorse AR-15 M-LOK Free Float Handguard The WORKHORSE M-LOK compatible rail system was designed to be a lightweight and slimline option to be used on MIL-SPEC carbines available on the...MSRP: $120.00 - $175.00$113.95 - $159.95 -
VLTOR Improved Modstock - Clubfoot - MIL-SPEC
VLTOR Weapons Systems
MSRP: $98.95$89.95VLTOR Improved Modstock - Clubfoot - MIL-SPEC Designed from lessons taken from the modern battlefield, the IMOD stock provides a highly practical and functional design. In addition, the stock is...MSRP: $98.95$89.95 -
Breek Arms Sledgehammer AR-10 Ambidextrous Charging Handle
Breek Arms
MSRP: $119.99$99.99Breek Arms Sledgehammer AR-10 Ambidextrous Charging Handle The NEW Sledgehammer Charging Handle by Breek Arms is now in AR-10 / LR-308. The Sledgehammer is the ultimate solution for...MSRP: $119.99$99.99 -
B5 Systems Mil-Spec Sierra K Stock
B5 Systems
$57.95B5 Systems Mil-Spec Sierra K Stock The B5 Systems Sierra K Stock Mil-Spec was developed to function as the ideal product for anyone seeking a high-quality option. Developed by using several of the...$57.95 -
Tyrant Designs AR-10/15 MOD Foregrip M-LOK + Keymod
Tyrant Designs
$74.95Tyrant Designs AR-10/15 MOD Foregrip M-LOK + Keymod Our new MOD AR-15 Foregrip brings you the best of both new worlds. Our hybrid design allows the operator to use on both popular M-LOK as well as...$74.95 -
ODIN Works Magpul GL9 Pistol Magazine Base
Odin Works
MSRP: $39.00$37.95ODIN Works Magpul GL9 Pistol Magazine Base How quickly can YOU reload? Are you fast enough to win a stage? Probably not. Reloads slow you down and can break your rhythm, so you should be minimizing...MSRP: $39.00$37.95 -
Dirty Bird AR-15 ASAL Free Float Quad Rail
Dirty Bird Industries
MSRP: $145.95 - $185.95$130.95 - $166.95Dirty Bird AR-15 ASAL Free Float Quad Rail The Dirty Bird Free Float Quad Rail is a no-nonsense American Made rail system designed for versatility and simplicity. It features a monolithic top rail...MSRP: $145.95 - $185.95$130.95 - $166.95 -
Tyrant Designs AR-15/10 MOD Pistol Grip
Tyrant Designs
$115.95 - $120.90Tyrant Designs AR-15/10 MOD Pistol Grip The MOD AR-15 Gripis truly the first of its kind. A drop in grip replacement for the AR platform, it has been extensively tested and designed by Tyrant Designs...$115.95 - $120.90 -
Dirty Bird AR-15 SMRS Handguard - Slim M-LOK Rail System V2
Dirty Bird Industries
MSRP: $109.95 - $169.95$98.95 - $152.95Dirty Bird AR-15 SMRS Handguard - Slim M-LOK Rail System V2 The SMRS (Slim M-LOK Rail System) V2 by Dirty Bird Industries is a high quality and feature packed M-LOK handguard designed for AR-15...MSRP: $109.95 - $169.95$98.95 - $152.95 -
Olight Baldr S Bl 800 Lumens LED Light With Blue Dot
Olight
$129.95Olight Baldr S Bl 800 Lumens LED Light With Green Dot The Olight Baldr S is a compact yet powerful rail mounted flashlight with a blue laser sight. It delivers an improved 800 lumen perfect for...$129.95 -
Dirty Bird AR-10 SMRS Handguard - Slim M-LOK Rail System
Dirty Bird Industries
MSRP: $169.99 - $209.99$152.99 - $188.99Dirty Bird AR-10 SMRS Handguard - Slim M-LOK Rail System The Dirty Bird AR-10 Handguard is our first Free-Floating M-LOK Rail for the AR-10 platform. We took the best functions of our AR-15...MSRP: $169.99 - $209.99$152.99 - $188.99 -
Dirty Bird AR-15 SMRS Handguard - Slim M-LOK Rail System V3
Dirty Bird Industries
MSRP: $135.95 - $185.95$121.95 - $166.95Dirty Bird AR-15 SMRS Handguard - Slim M-LOK Rail System V3 The SMRS (Slim M-LOK Rail System) V3 by Dirty Bird Industries is a high quality and feature packed M-LOK handguard designed for AR-15...MSRP: $135.95 - $185.95$121.95 - $166.95 -
Olight Baldr S 800 Lumens LED Light With Green Dot
Olight
$129.95Olight Baldr S 800 Lumens LED Light With Green Dot The Olight Baldr S is a compact yet powerful rail mounted flashlight with a green laser sight. It delivers an improved 800 lumen perfect for...$129.95 -
ODIN Works Ambidextrous Modular Safety
Odin Works
MSRP: $54.00 - $55.00$51.30 - $52.25ODIN Works Ambidextrous Modular Safety Everyone who runs and AR15 platform knows that the correct possitioning of your controls makes a big difference in how effectively you can control the...MSRP: $54.00 - $55.00$51.30 - $52.25 -
Out of stock
Midwest Industries, Handguard, 14" Length, M-LOK, Fits Ruger PC9 Carbine, Not Compatible with Fiber Optic Front Sight, Black Anodized Finish
Midwest Industries
MSRP: $204.95$199.95Midwest Industries, Handguard, 14" Length, M-LOK, Fits Ruger PC9 Carbine, Not Compatible with Fiber Optic Front Sight, Black Anodized Finish Precision-Machined Handguard for Enhanced Control and...MSRP: $204.95$199.95 -
Savior Equipment Electronic Sound Suppression Ear Protection
Savior Equipment
MSRP: $59.99$49.99Savior Equipment Electronic Sound Suppression Ear Protection Meet the Apollo Electronic Sound Suppressors from Savior Equipment! This ear protection features a 24dB noise reduction rating! With a...MSRP: $59.99$49.99