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On Sale

  • 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® 43 Compatible Barrel - Stainless Steel Glock® 43 Compatible Barrel - Stainless Steel Glock® 43 Compatible Barrel - Stainless Steel Glock® 43 Compatible Barrel - Stainless Steel Glock® 43 Compatible Barrel - Stainless Steel

    Glock® 43 Compatible Barrel - Stainless Steel

    Let us help you give your Glock® 43 build the shiniest and most important part of the upper half. This high-quality stainless steel Glock® 43 compatible barrel, made from heat-treated 416R stainless forgings and has tighter than factory-spec...

    Was: $59.99
    Now: $47.97
  • 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
    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
    Government Model 5" FS - 9MM Parkerized Government Model 5" FS - 9MM Parkerized 2 Government Model 5" FS - 9MM Parkerized 3 Government Model 5" FS - 9MM Parkerized 4 Government Model 5" FS - 9MM Parkerized 5

    Full-Sized 5" 1911 Barrel - 9mm

    A quality 9mm 1911 barrel. Simple. A good barrel doesn't need to cost three figures. This parkerized 5" (full-size") 9mm 1911 barrel provides the tight groupings you need for your classic hammer gun. Its matte black Parkerizing protects against rust and...

    Was: $64.99
    Now: $47.97
  • 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
    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
    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
    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
    Gun Nuts® Ambidextrous Sporter Lower Parts Kit Gun Nuts® Ambidextrous Sporter Lower Parts Kit Gun Nuts® Ambidextrous Sporter Lower Parts Kit Gun Nuts® Ambidextrous Sporter Lower Parts Kit

    Gun Nuts® Ambidextrous Sporter Lower Parts Kit

    Features a notched hammer and ambidextrous safety. Combine the best of old-school ARs with the ergonomics of a modern parts kit with the Sporter Ambi LPK from Gun Nuts. Features an original notched hammer, for compatibility with unshrounded bolt carriers...

    Was: $105.99
    Now: $69.97
  • Sale
    Magpul® MS1® Dual QDM 2 Point Sling - Black Magpul® MS1® Dual QDM 2 Point Sling - Black 2 Magpul® MS1® Dual QDM 2 Point Sling - Black 3

    Magpul® MS1® Dual QDM 2 Point Sling - Black

    Grab the MS1 Sling with Magpul's upgraded QDM studs. The MS1 is one of the best rifle slings available. It provides quick adjustment for any two-point attachment setups, and it's made from strong nylon webbing that's comfortable and easy to adjust. So,...

    Was: $71.20
    Now: $39.97
  • Sale
    Glock® 21 Compatible RMR Cut Slide - .45acp 5 Glock® 21 Compatible RMR Cut Slide - .45acp 6 Glock® 21 Compatible RMR Cut Slide - .45acp Glock® 21 Compatible RMR Cut Slide - .45acp 2 Glock® 21 Compatible RMR Cut Slide - .45acp 3

    Glock® 21 Compatible RMR Cut Slide - .45 ACP

    Gen 3 compatible. RMR optic cut. Rear angled serrations. This GLOCK® 21-compatible slide features a pre-cut RMR optic footprint and angled rear serrations for improved grip. Cut from 416R stainless, heat-treated and coated in a matte black powdercoat...

    Was: $169.99
    Now: $159.97
  • Sale
    Spike's Tactical R2 5.56 Muzzle Brake Spike's Tactical R2 5.56 Muzzle Brake Spike's Tactical R2 5.56 Muzzle Brake

    Spike's Tactical R2 5.56 Muzzle Brake

    Spike's Tactical gets it when it comes to reducing felt recoil for your AR-15. Sure the AR might not kick a lot to begin with, but for you that have AR pistols and generally shorter-barreled builds, the R2 from Spike's Tactical will work wonders. The R2...

    Was: $59.99
    Now: $34.97
  • Sale
    Glock® 26 Compatible Barrel - TiN Glock® 26 Compatible Barrel - TiN 2

    Glock® 26 Compatible Barrel - TiN

    Make your Glock® 26 or compatible build look like it was given to you personally by the ancient Greek gods and goddesses themselves by adding a barrel coated in gold titanium nitride, or TiN. Be an instrument of their will as you smite paper targets...

    Was: $99.99
    Now: $84.97
  • Sale
    LWD Glock® Compatible Connector - 3.5 lb G42/43

    LWD Glock® Compatible Connector - 3.5 lb G42/43

    For those of you building a single-stack Glock® 42 or 43 compatible pistol who have decided you want a better feel to your trigger than what the OEM or "stock" trigger provides, this is your first step. This is the LWD Glock® Compatible 3.5 lb...

    Was: $19.95
    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.