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On Sale

  • Sale
    Glock® 21 Compatible Barrel Glock® 21 Compatible Barrel Glock® 21 Compatible Barrel Glock® 21 Compatible Barrel

    Glock® 21 Compatible Barrel

    OEM performance and price. Sometimes, it's best to stick with factory-spec components -- like this DLC-coated, G21-compatible barrel -- to guarantee reliable cycling and good accuracy with any .45 ACP load. Barrel Compatibility This barrel fits all Gen 1...

    Was: $79.99
    Now: $59.97
  • Sale
    Glock® 43 Compatible RMSC Cut Bull Nose Slide 5 Glock® 43 Compatible RMSC Cut Bull Nose Slide 6 Glock® 43 Compatible RMSC Cut Bull Nose Slide 1 Glock® 43 Compatible RMSC Cut Bull Nose Slide 2 Glock® 43 Compatible RMSC Cut Bull Nose Slide 3

    Glock® 43 Compatible RMSC Cut Bull Nose Slide

    Improved serrations, better looks, and RMSc-cut for optics. This upgraded GLOCK® 43 slide provides the perfect upgrade for your Gen 3 factory pistol or your Polymer80 build. It sports 3D cut and raised front and rear serrations with better grip, a...

    Was: $159.99
    Now: $119.97
  • 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
    Glock® 17 Compatible Slide w/ Rear Serration - Black 5 Glock® 17 Compatible Slide w/ Rear Serration - Black 6 Glock® 17 Compatible Slide w/ Rear Serration - Black Glock® 17 Compatible Slide w/ Rear Serration - Black 2 Glock® 17 Compatible Slide w/ Rear Serration - Black 3

    Glock® 17 Compatible Slide w/ Rear Serration - Black

    Finish your GLOCK® 17-compatible P80 build, or upgrade your current Gen 1 to 3 GLOCK® pistol! It functions as reliably as an OEM slide, because it meets OEM specs. This slide features an ultra-hard tungsten carbide finish. This incredibly tough,...

    Was: $129.99
    Now: $109.97
  • Sale
    Real Avid Handgun Cleaning Mat - Smart

    Real Avid Handgun Cleaning Mat - Smart

    When it comes to cleaning, maintenance, and upgrades to your sidearm, 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: $21.99
    Now: $9.97
  • Sale
    Aero Precision Delta 556 Muzzle Brake Aero Precision Delta 556 Muzzle Brake

    Aero Precision Delta 556 Muzzle Brake

    Love the original A2 flash hider? Wish it was even better? Need a lil' extra length? That's where Aero Precision's Delta 556 Muzzle Brake comes in. Drawing from the original M16 flash hider's design, this extended muzzle brake further reduces muzzle rise...

    Was: $59.99
    Now: $37.97
  • Sale
    Sig Sauer® 3MOA 1X30mm Reflex Sight - Romeo1 PRO 2 Sig Sauer® 3MOA 1X30mm Reflex Sight - Romeo1 PRO Sig Sauer® 3MOA 1X30mm Reflex Sight - Romeo1 PRO 3 Sig Sauer® 3MOA 1X30mm Reflex Sight - Romeo1 PRO 4 Sig Sauer® 3MOA 1X30mm Reflex Sight - Romeo1 PRO 5

    Sig Sauer® 3MOA 1X30mm Reflex Sight - Romeo1 PRO

    Sig Sauer's produced some of the most reliable, accurate handguns in the world. They've managed to push the envelope further by developing one of the most lightweight, compact and capable micro red dots, ever: The Romeo1 PRO Reflex Sight. To achieve its...

    Was: $429.99
    Now: $299.97
  • Sale
    AR-9 Pistol Lower Build Kit w/ No Brace

    AR-9 Pistol Lower Build Kit w/ No Brace

    The affordable way to finish your AR-9 pistol build. Need all the lower parts for your AR-9 receiver? Grab this lower build kit! It includes the necessary 9mm buffer, a tube, recoil spring, and LPK for assembling your 9mm AR lower receiver. Lower Parts...

    Was: $84.99
    Now: $79.99
  • Sale
    Magpul MOE® Carbine-Length M-LOK Handguard

    Magpul MOE® Carbine-Length M-LOK Handguard

    Introducing the Magpul MOE M-Lok Handguard, your go-to choice for a lightweight solution tailored for a carbine-length AR15. Engineered from a durable, heat-resistant polymer, this handguard has an exceptional balance of strength and feather-light design...

    Was: $35.10
    Now: $19.97
  • Sale
    Glock® 42/43 OEM Rear Night Sight Glock® 42/43 OEM Rear Night Sight 2 Glock® 42/43 OEM Rear Night Sight 3

    Glock® 42/43 OEM Rear Night Sight

    Low-profile OEM Rear Night Sight for your favorite carry pistol. The GLOCK® 42 and 43 provide excellent concealment and reliability, and GLOCK's® OEM rear night sight -- tailored specifically for these small slides and frames -- is no different...

    Was: $49.99
    Now: $34.97
  • Sale
    Glock® 26 Compatible Slide w/ Front & Rear Serrations 4 Glock® 26 Compatible Slide w/ Front & Rear Serrations 1 Glock® 26 Compatible Slide w/ Front & Rear Serrations 2 Glock® 26 Compatible Slide w/ Front & Rear Serrations 3

    Glock® 26 Compatible Slide w/ Front & Rear Serrations

    Gen 3 G26 compatible. Upgraded front and rear serrations. This GLOCK® 26-compatible slide features a slick bullnose profile with improved, multi-directional front and rear serrations providing improved grip. This slide's also cut from 416R stainless,...

    Was: $184.99
    Now: $174.97
  • Sale
    CMMG Charging Handle Assembly - AR15

    CMMG Charging Handle Assembly - AR15

    Get yourself a charging handle that won't twist or break so easily under force. The CMMG Charging Handle Assembly is a standard AR-15 handle that is made from a durable 7075-T6 aluminum to ensure longevity with latch installed. Features Made from...

    Was: $33.99
    Now: $21.97
  • Sale
    Glock® Compatible Basic Pyramid Trigger - Black

    Glock® Compatible Basic Pyramid Trigger - Black

    If you're looking to squeeze some extra performance out of your double-stack Glock® compatible trigger experience, then check this out. This is the Glock® Compatible Basic Pyramid Trigger. It works with all your double-stack Glock® compatible...

    Was: $139.99
    Now: $109.97
  • Sale
    Rise Armament .223/5.56 RA-701 Compensator Rise Armament .223/5.56 RA-701 Compensator

    Rise Armament .223/5.56 RA-701 Compensator

    Want to completely eliminate muzzle rize? Reduce felt recoil by 67%? Add a badass-lookin' muzzle device on your AR-15 in the process? You can check all three boxes and keep some cash in your wallet with Rise Armament's affordable RA-701 Compensator. This...

    Was: $89.00
    Now: $59.97
  • Sale
    9mm Pistol Cleaning Kit by Shooter's Choice

    9mm Pistol Cleaning Kit by Shooter's Choice

    If you frequently give your 9mm pistol a good workout, then it needs regular attention to keep it in good working order. One of the easiest ways to make sure your sidearm stays operational is to keep it clean. Do so with the 9mm Pistol Cleaning Kit from...

    Was: $26.99
    Now: $12.97
  • Sale
    Glock® 43 Compatible - Standard Cut Slide (FDE) 5 Glock® 43 Compatible - Standard Cut Slide (FDE) 6 Glock® 43 Compatible - Standard Cut Slide (FDE) 1 Glock® 43 Compatible - Standard Cut Slide (FDE) 2 Glock® 43 Compatible - Standard Cut Slide (FDE) 3

    Glock® 43 Compatible - Standard Cut Slide (FDE)

    Factory fitment, with a rugged Cerakote finish. This GLOCK® 43-Compatible slide works with the PF9SS 80% frame. Front and rear serrations make for easy chambering and press checks, as the matte Flat Dark Earth Cerakote finish provides complete...

    Was: $139.99
    Now: $99.97
  • Sale
    G.P.S. 1911 Pistol Case G.P.S. 1911 Pistol Case

    G.P.S. 1911 Pistol Case

    The G.P.S. 1911 Pistol Case is a match made in heaven for those looking for a compact case that will have a perfectly snug fit for their 1911 pistol, plus an extra magazine. The case's vacuum sealed design and colorful tab make for quick and easy...

    Was: $23.99
    Now: $12.97
  • Sale
    Holosun Red Dot Reflex Sight - X2 Series (2 MOA) Holosun Red Dot Reflex Sight - X2 Series (2 MOA) 2 Holosun Red Dot Reflex Sight - X2 Series (2 MOA) 3 Holosun Red Dot Reflex Sight - X2 Series (2 MOA) 4 Holosun Red Dot Reflex Sight - X2 Series (2 MOA) 5

    Holosun 507K Red Dot Reflex Sight - X2 Series (2 MOA)

    Holosun's squared, non-solar brother to the 507C. Holosun red dots rock, and the 507K is no exception: This pistol red dot provides a high-quality, bright, crisp reflex reticle with a center dot and halo, and it's packed with plenty of features. It's...

    Was: $329.99
    Now: $239.97
  • 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/ SBA3 Brace

    AR-15 Pistol Lower Build Kit w/ SBA3 Brace

    The original mil-spec AR-15 lower build kit. Includes the O.G. pistol brace, the SBA3 from SB Tactical. This mil-spec lower build kit includes the parts you need to assemble your stripped lower receiver, completing the "lower half" of your custom AR-15...

    Was: $189.99
    Now: $179.99
  • Sale
    B5 Systems SOPMOD Stock 1 B5 Systems SOPMOD Stock 2 B5 Systems SOPMOD Stock 3 B5 Systems SOPMOD Stock 4 B5 Systems SOPMOD Stock 5

    B5 Systems SOPMOD Stock

    SOPMOD: The best AR stock. Period. Stoner's original stock was OK. But a fixed length of pull was never ideal. Then came the M4's adjustable stock. That stock is fine, but it's cheek weld isn't great. Comfort is lacking, and so is recoil control. Then...

    Was: $99.99
    Now: $59.97
  • Sale
    Full-Sized 5" 1911 Barrel - .45 ACP Full-Sized 5" 1911 Barrel - .45 ACP Full-Sized 5" 1911 Barrel - .45 ACP Full-Sized 5" 1911 Barrel - .45 ACP Full-Sized 5" 1911 Barrel - .45 ACP

    Full-Sized 5" 1911 Barrel - .45 ACP

    5" Government 1911 barrel, ramped for better performance. This ramped, 5" 1911 barrel features a Bull profile that adds weight and reduces muzzle rise, while promoting better accuracy. The integrated ramp provides more reliable feeding, while also adding...

    Was: $79.99
    Now: $44.97
  • Sale
    1911 AR Pistol Grip 1911 AR Pistol Grip 1911 AR Pistol Grip 1911 AR Pistol Grip 1911 AR Pistol Grip

    1911 AR Pistol Grip

    Give Your AR the 1911 Treatment. These are real, bona fide 1911 grips, complete with standard grip panel threaded inserts, made specifically for the AR platform! Anodized and available in Black, Gray, or OD Green, these grips are incredibly strong and...

    Was: $64.99
    Now: $19.97

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.