Founded in 2014 • Ships Same or Next Business Day

phone: 888-568-1771

On Sale

  • Sale
    ALG Defense QMS Quality Mil-Spec Trigger

    ALG Defense QMS Quality Mil-Spec Trigger

    Some of us like our AR platform rifles traditional or built as close to mil-spec as possible. We build replicas of that Colt model 629 or of the old-school M-16, because we want that nostalgia when we shoot. There's just one problem: the mil-spec...

    Was: $68.25
    Now: $54.97
  • Sale
    AmeriGlo, Glock® Compatible 3 Dot Sight, Front and Rear AmeriGlo, Glock® Compatible 3 Dot Sight, Front and Rear 2 AmeriGlo, Glock® Compatible 3 Dot Sight, Front and Rear 3

    AmeriGlo, Glock® Compatible 3 Dot Sight, Front and Rear

    Ready for a red dot or suppressor. Classic Ameriglo quality. The GL-329 ( XL / "Tall") 3-dot sights provide excellent target aqcuisition in any conditions. That's thanks to their stacked, Tritium-illuminated front and rear posts. With a front blade...

    Was: $94.99
    Now: $74.97
  • Sale
    SBA5™ Pistol Stabilizing Brace® - 5 Position - Black SBA5™ Pistol Stabilizing Brace® - 5 Position - Black SBA5™ Pistol Stabilizing Brace® - 5 Position - Black

    SBA5™ Pistol Stabilizing Brace® - 5 Position - Black

    The latest and greatest pistol brace from SB Tactical. The SBA5™ Pistol Stabilizing Brace® is 5-position adjustable and designed for all platforms capable of accepting a mil-spec carbine receiver extension. Featuring an integral, ambidextrous...

    Was: $109.99
    Now: $99.97
  • Sale
    AR 10 / LR-308 "Birdcage" Flash Hider (5/8x24 Threads) AR 10 / LR-308 "Birdcage" Flash Hider (5/8x24 Threads)

    AR 10 / LR-308 "Birdcage" Flash Hider (5/8x24 Threads)

    A standard, A2-style flash hider for your AR 10 / LR-308 rifle. Features standard 5/8x24 TPI threads for universal compatibility with .30-caliber, AR-type barrels. Made from solid 4150 steel with a matte Parkerized finish. Features classic "A2"-style,...

    Was: $6.99
    Now: $4.97
  • Sale
    KAK Industry 5/8" Crush Washer - 5/8x24

    KAK Industry 5/8" Crush Washer - 5/8x24

    Designed for all 5/8x24 and .30-cal, AR-type muzzle brakes. A 5/8" crush washer is required for ensuring your AR's muzzle brake is properly indexed and torqued to spec. This crush washer is compatible with all .30-caliber AR barrels and works with any...

    Was: $2.99
    Now: $0.97
  • Sale
    Ghost Edge Connector - G42/G43/43X & 48

    Ghost Edge Connector - G42/G43/43X & 48

    Enhance your trigger's action in your single-stack Glock® or Glock® compatible build. "Swap the slop" of the OEM trigger pull to make your trigger feel smooth and lighter and give it a crisper reset. This is the Edge Connector from Ghost Inc. for...

    Was: $24.95
    Now: $15.97
  • Sale
    Glock® 43 Compatible Slide - LFA Elite Black 4 Glock® 43 Compatible Slide - LFA Elite Black 1 Glock® 43 Compatible Slide - LFA Elite Black 2 Glock® 43 Compatible Slide - LFA Elite Black 3

    Glock® 43 Compatible Slide - LFA Elite Black

    Upgrade your G43/43X. Ported. Cerakoted in Black. Custom machining. Cut from 416R stainless and coated in Flat Black Cerakote, this LFA Elite G43- and G43X-compatible slide is designed to provide maximum heat and wear resistance, withstanding thousands...

    Was: $209.99
    Now: $149.97
  • Sale
    Glock® OEM Gun Case w/ Bore Brush & Cleaning Rod Glock® OEM Gun Case w/ Bore Brush & Cleaning Rod 2

    Glock® OEM Gun Case w/ Bore Brush & Cleaning Rod

    Go official or go home when you hit the range. GLOCK's® OEM hard gun case is an excellent choice for stowing and toting your favorite black brick sidearm. This hard-sided polymer pistol case perfectly serves for your travel needs or just a simple...

    Was: $29.99
    Now: $14.97
  • Sale
    Glock® 42/43 OEM Polymer Fixed Rear Sight Glock® 42/43 OEM Polymer Fixed Rear Sight 2 Glock® 42/43 OEM Polymer Fixed Rear Sight 3

    Glock® 42/43 OEM Polymer Fixed Rear Sight

    GLOCK's® factory "poly" fixed rear sight for G42/43. Keep it simple and save your cash (for that sweet barrel or trigger). The polymer 6.1mm factory rear sight provides a quick and simple solution for your G42 and G43. Use it to finish your...

    Was: $9.99
    Now: $3.97
  • Sale
    9mm 1911 Parts Kit - 5" Government Anodized Black Slide

    Premium 1911 Parts Kit (9mm) / Black 5" Government Slide

    Tires of paying a premium to own a top-shelf 1911? Be honest: Those $3,000 guns are demanding a huge brand tax. You don't have to pay it. You can build your own premium pistol with this complete 1911 parts kit. With precision machining and polishing, and...

    Was: $749.99
    Now: $719.97
  • Sale
    JE Machine 223 Mil-Spec Charging Handle 1 JE Machine 223 Mil-Spec Charging Handle 2 JE Machine 223 Mil-Spec Charging Handle 3

    JE Machine 223 Mil-Spec Charging Handle

    JE Machine's standard AR 15 charging handle is from made from lightweight, durable 6061-T6 billet aluminum. It's also anodized black with a mil-spec, Type III hardcoat finish, ensuring it matches any typical AR upper and lower receiver combo. Charging...

    Was: $19.99
    Now: $9.97
  • Sale
    UTG® AR15 Flip-up Front Sight - ACCU-SYNC®, Black UTG® AR15 Flip-up Front Sight - ACCU-SYNC®, Black 2 UTG® AR15 Flip-up Front Sight - ACCU-SYNC®, Black 3 UTG® AR15 Flip-up Front Sight - ACCU-SYNC®, Black 4 UTG® AR15 Flip-up Front Sight - ACCU-SYNC®, Black 5

    UTG® AR15 Flip-up Front Sight - ACCU-SYNC®, Black

    The UTG® ACCU-SYNC® AR15 Flip-up Front Sight is manufactured from machined aircraft aluminum with a matte black finish. The posi-lock push button pops the spring-loaded front sight into position and prevents the sight from collapsing when...

    Was: $34.99
    Now: $19.97
  • Sale
    Glock® 17 Compatible Barrel - PVD Chameleon Glock® 17 Compatible Barrel - PVD Chameleon 2

    Glock® 17 Compatible Barrel - PVD Chameleon

    OEM is boring. Put a sense of style and uniqueness in your Glock® 17 compatible build. Go for a barrel finished with that "oil slick" pattern with this Glock® 17 Compatible Barrel in the PVD Chameleon color. This barrel performs just as well as...

    Was: $89.99
    Now: $62.97
  • Sale
    Glock® 43 Compatible Slide - LFA Elite, FDE Glock® 43 Compatible Slide - LFA Elite, FDE Glock® 43 Compatible Slide - LFA Elite, FDE Glock® 43 Compatible Slide - LFA Elite, FDE

    Glock® 43 Compatible Slide - LFA Elite FDE

    Upgrade your G43/43X. Ported. Cerakoted in FDE. Custom machining. Cut from 416R stainless and coated in Flat Dark Earth Cerakote, this LFA Elite G43- and G43X-compatible slide is designed to provide maximum heat and wear resistance, withstanding...

    Was: $209.99
    Now: $149.97
  • Sale
    M-LOK Handguard Barrel Nut

    M-LOK Handguard Barrel Nut

    Includes all the hardware needed to mount an M-LOK or Keymod handguard. 7075-T6 aluminum Mil-spec AR-15 barrel nut threads (1.25" x 18 TPI) 1.375" Outer Diameter 2 Hex Nuts and Bolts

    Was: $12.99
    Now: $4.97
  • Sale
    AR-15 Pistol Lower Build Kit w/ No Brace

    AR-15 Pistol Lower Build Kit w/ No Brace

    A no-brace lower build kit for your custom AR-15 pistol. This lower build kit is the perfect affordable choice for completing your AR-15 pistol build. It includes a mil-spec LPK and buffer kit with no pistol brace nor buttstock. Add your own brace later,...

    Was: $69.99
    Now: $64.99
  • Sale
    Real Avid Smart AR15 Cleaning Mat

    Real Avid Smart AR15 Cleaning Mat

    When it comes to cleaning, maintenance, and upgrades to your AR-15, you have your tool situation handled. That's a great step in the right direction. Now you need a regular and consistent place to do your work. Whether you choose the work bench out in...

    Was: $24.99
    Now: $14.97
  • Sale
    GLOCK® 21 Compatible Stainless Steel Fluted Barrel 4 GLOCK® 21 Compatible Stainless Steel Fluted Barrel 5 GLOCK® 21 Compatible Stainless Steel Fluted Barrel 6 GLOCK® 21 Compatible Stainless Steel Fluted Barrel GLOCK® 21 Compatible Stainless Steel Fluted Barrel 2

    GLOCK® 21 Compatible Stainless Steel Fluted Barrel

    GLOCK® 21 and P80 compatible. Fluted for weight savings. Fully polished stainless. There's a lot of quality packed into this little G21-compatible barrel. It's been forged from high-quality 416R stainless steel, cut and fluted to reduce weight, then...

    Was: $99.99
    Now: $89.97
  • Sale
    Samson Fixed Front Sight (HK) Samson Fixed Front Sight (HK) 2

    Samson Fixed Front Sight (HK)

    Durable, lightweight, classic H&K-type iron sight. The Samson Fixed Front Sight is arguably an improvement when compared to the USGI front post. And yet, the A2-type front sights off most M16s and M4s can't be beat. So, why not pair them up? That's...

    Was: $54.99
    Now: $24.97
  • Sale
    Real Avid Gun Boss Pro Handgun Cleaning Kit Real Avid Gun Boss Pro Handgun Cleaning Kit Real Avid Gun Boss Pro Handgun Cleaning Kit Real Avid Gun Boss Pro Handgun Cleaning Kit Real Avid Gun Boss Pro Handgun Cleaning Kit

    Real Avid Gun Boss Pro Handgun Cleaning Kit

    Clean it like you mean it. Your sidearm, especially its internals will get dirty. Bullet powder explodes and leaves black grime behind. If this happens enough, eventually it'll be hard to clean off with a normal cleaning. You'll need to scrub the hell...

    Was: $24.99
    Now: $12.97
  • Sale
    Luth AR Charging Handle - .308

    Luth AR Charging Handle - .308

    The standard .308 from Luth-AR. Made from the lightweight yet durable 6061-T6 aluminum and anodized black, not just for looks, but for protection against corrosion. Perfect for you .308 rifle! Features 6061-T6 Aluminum Anodized Black

    Was: $34.99
    Now: $14.97

We always update this page with our latest and great products, on sale today! Part of our commitment to you at 80-lower.com includes promising the lowest possible prices on 80 lower receiver units, AR-15 uppers, bulk purchases, 80 lower jigs, sights and scopes, accessories, and much more.

80% Lowers on Sale

Grab an O.G. forged 80% lower with an anodized finish for the lowest possible price online, anywhere! This lower has been built to exact mil-spec measurements, guaranteeing compatibility with other retail AR-15 parts.

Discounted Build Kits Available Now

Looking for a complete build kit, but don't want to spend an arm and leg? We didn't forget about you. Our Ultimate Premium AR-15 Rifle Kit is currently on sale, as well as our 5" Government Black 1911 Build Kit in 9mm!


DISCLAIMER: If you are new to the world of DIY gun building, you likely have a lot of questions and rightfully so. It’s an area that has a lot of questions that, without the correct answers, could have some serious implications. At 80-Lower.com, we are by no means providing this content on our website to serve as legal advice or legal counsel. We encourage each and every builder to perform their own research around their respective State laws as well as educating themselves on the Federal laws. When performing your own research, please be sure that you are getting your information from a reliable source.

We are a national retailer of individual components and not all products depicted on this website are legal in every state. Shipping of various products found on this website are prohibited to some states (such as California, Connecticut, District of Columbia, Hawaii, New Jersey, New York, Rhode Island, and Washington). The information, pictures, text or products presented on this website are not a representation by us, and should not be understood by you, that any product or completed firearm is legal to assemble or own in your state of residence. We encourage each and every builder to perform their own research about the state and federal laws that apply to them. It is your responsibility to understand the law and we encourage you to consult with an attorney or your local ATF representative.