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31 of 31 Items
  • Sale
    Forged AR15 80% Lower Fire/Safe Marked (1-pack) Forged AR15 80% Lower Fire/Safe Marked (1-pack) Forged AR15 80% Lower Fire/Safe Marked (1-pack) Forged AR15 80% Lower Fire/Safe Marked (1-pack)

    80% Lower Fire/Safe Marked - Anodized Black

    Our famous, original forged 80% lower. It's the lower trusted by tens of thousands of AR builders. Proudly forged, cut, and anodized in the U.S.A., this 80 percent lower is the key to building your custom AR-15 truly from scratch. This receiver blank...

    Was: $74.99
    Now: $69.99
  • Sale
    80% Lower (1-pack) - Blemished 80% Lower (1-pack) - Blemished 80% Lower (1-pack) - Blemished 80% Lower (1-pack) - Blemished

    Blemished - 80% Lower Fire/Safe Marked - Anodized Black

    Blemished 80% Lower: Minor scratches, perfectly functional. Sometimes, receivers get a ding or scratch -- it's just part of forging gun parts. We discount these cosmetically blemished 80% lowers to reflect these flaws. Each lower is 100% functional and...

    Was: $64.99
    Now: $59.99
  • Sale
    AR-9 80% Billet Lower - 9mm, (1-pack) 1 AR-9 80% Billet Lower - 9mm, (1-pack) 2 AR-9 80% Billet Lower - 9mm, (1-pack) 3 AR-9 80% Billet Lower - 9mm, (1-pack) 4

    AR9 80% Lower Fire/Safe Marked - 9mm - Billet

    Introducing the dedicated 9MM 80% Lower Receiver This AR-9 80% lower receiver is made for the 9mm cartridge, no conversion blocks required! Manufactured from 6061-T6 billet aluminum, this receiver's precision-cut using CNC. It features Type III hardcoat...

    Was: $119.99
    Now: $99.99
  • Sale
    Glock® Compatible 19 Gen 4 Lower Parts Kit

    Glock® Compatible 19 Gen 4 Lower Parts Kit

    We take stock Glock® compatible 19 pistols and mod and customize the hell out of them. In the same way the AR-15 is the most customizable rifle in the world, the Glock® compatible pistol is the most customizable handgun. But the vast majority of...

    Was: $79.99
    Now: $54.99
  • Sale
    Polymer80 RL556V3 - RHINO 80% AR15 Lower Receiver ONLY Polymer80 RL556V3 - RHINO 80% AR15 Lower Receiver ONLY 2 Polymer80 RL556V3 - RHINO 80% AR15 Lower Receiver ONLY 3 Polymer80 RL556V3 - RHINO 80% AR15 Lower Receiver ONLY 4 Polymer80 RL556V3 - RHINO 80% AR15 Lower Receiver ONLY 5

    Polymer80 RL556V3 - RHINO 80% AR15 Lower Receiver ONLY

    The most popular polymer AR-15 80% lower. Worried about cutting and drilling a metal 80% lower? Try this instead! The "RHINO" 80% lower is made from a glass-reinforced nylon composite, the same material used to make handgun frames. It's incredibly tough...

    Was: $64.99
    Now: $54.99
  • Sale
    Ghost Ultimate 3.5 lb Trigger For Glocks® - Gen 1-5

    Ghost Ultimate 3.5 lb Connector For Glocks® - Gen 1-5

    For those of us who get down and dirty with our double-stack Glock® compatible pistols, we have to take extra care of our sidearms, lest we have to spend more time cleaning the crap out of 'em after a good training session or duty. Too much debris...

    Was: $17.95
    Now: $14.99
  • Sale
    80% Lower Patriot Pack w/ Premium .308 Lower 1 80% Lower Patriot Pack w/ Premium .308 Lower 2 80% Lower Patriot Pack w/ Premium .308 Lower 3 80% Lower Patriot Pack w/ Premium .308 Lower 4 80% Lower Patriot Pack w/ Premium .308 Lower 5

    80% Lower Fire/Safe Marked Patriot Pack

    The AR platform has such an amazing variety that sometimes, it can be hard to choose a favorite. Well we're here to tell you, that you don't have to. Grab yourself out bundle of 100% made in USA, black anodized Lower receivers! Find a lower parts kit to...

    Was: $264.99
    Now: $259.99
  • Sale
    Blemished 80% Lower Fire/Safe Marked Billet 1 Blemished 80% Lower Fire/Safe Marked Billet 2 Blemished 80% Lower Fire/Safe Marked Billet 3 Blemished 80% Lower Fire/Safe Marked Billet 4 Blemished 80% Lower Fire/Safe Marked Billet 5

    Blemished - 80% Lower Fire/Safe Marked - Billet

    Blemished Black Billet Premium 80% Lower This receiver is blemished. Surface marks will vary. The lower receiver is fully functional once fabricated, just like any unblemished 80% lower. NOTE: BLEMISHED LOWERS ARE FINAL SALES AND NON-REFUNDABLE...

    Was: $89.99
    Now: $84.99
  • Sale
    Glock® Compatible HD Fiber Optic Sight Set Glock® Compatible HD Fiber Optic Sight Set

    Glock® Compatible HD Fiber Optic Sight Set

    Bright HD fiber optics for your GLOCK® slide. This HD Sight kit's front iron sight provides a crisp, bright red glow, even in low-light conditions. The rear sight features a simple but effective open leaf with subtle knurling to reduce even faint...

    Was: $24.99
    Now: $19.99
  • Sale
    Blemished .308 80% Lower Fire/Safe Engraved - Anodized Black 1 Blemished .308 80% Lower Fire/Safe Engraved - Anodized Black 2 Blemished .308 80% Lower Fire/Safe Engraved - Anodized Black 3 Blemished .308 80% Lower Fire/Safe Engraved - Anodized Black 4 Blemished .308 80% Lower Fire/Safe Engraved - Anodized Black 5

    Blemished - .308 80% Lower Fire/Safe Marked - Billet

    Blemished .308 80% Lower: Minor scratches, perfectly functional. Sometimes, receivers get a ding or scratch -- it's just part of forging gun parts. We discount these cosmetically blemished 80% lowers to reflect these flaws. Each lower is 100% functional...

    Was: $119.99
    Now: $99.99
  • Sale
    ETS G43 7-Round Mag (9mm) + Pearce Grip Extension ETS G43 7-Round Mag (9mm) + Pearce Grip Extension 2 ETS G43 7-Round Mag (9mm) + Pearce Grip Extension 3 ETS G43 7-Round Mag (9mm) + Pearce Grip Extension 4 ETS G43 7-Round Mag (9mm) + Pearce Grip Extension 5

    ETS G43 7-Round Mag (9mm) + Pearce Grip Extension

    The Mag Some of us know exactly how many rounds we have left at all times. For the rest of us, now there's help, especially if you carry a G43. This is the ETS G43 7-Round Magazine with Pearce Grip Extension. Now whenever you take your G43 out for a day...

    Was: $29.99
    Now: $24.99
  • Sale
    Bushnell 3 MOA 1x25mm AR Red Dot Sight - TRS-25 HiRise Bushnell 3 MOA 1x25mm AR Red Dot Sight - TRS-25 HiRise 2 Bushnell 3 MOA 1x25mm AR Red Dot Sight - TRS-25 HiRise 3

    Bushnell 3 MOA 1x20mm AR Red Dot Sight - TRS-25 HiRise

    If you've already gotten some serious trigger time using good old iron sights to aim, then by now, you're aware of the limitations that backup irons present to a shooter. Conversely, you're starting to become aware of the advantages of using a red dot...

    Was: $99.99
    Now: $89.99
  • Sale
    Mil-spec 6-Position AR-15 Buffer Tube Mil-spec 6-Position AR-15 Buffer Tube 2 Mil-spec 6-Position AR-15 Buffer Tube 3

    Mil-spec 6-Position AR-15 Buffer Tube

    If you're building your own AR rifle, your stock, brace, or whatever you plan on having on its rear end has to mount on somehow. You'll need a buffer tube. This is a standard mil-spec buffer tube and is compatible with all the common calibers and...

    Was: $17.99
    Now: $13.99
  • Sale
    SIG SAUER® Compatible Slide - P320, Black Cerakote SIG SAUER® Compatible Slide - P320, Black Cerakote 2 SIG SAUER® Compatible Slide - P320, Black Cerakote 3 SIG SAUER® Compatible Slide - P320, Black Cerakote 4 SIG SAUER® Compatible Slide - P320, Black Cerakote 5

    SIG SAUER® Compatible Slide - P320™, Black Cerakote

    The P320 by Sig Sauer® is an extremely versatile sidearm. It can be virtually any size of pistol you need it to be due to its ability to change out its frames, or its "grip modules." This unique feature makes it easy to understand why so many people...

    Was: $279.99
    Now: $219.99
  • Sale
    PSA 9MM SBA3 MOE EPT Pistol Lower Assembly Kit

    PSA 9MM SBA3 MOE EPT Pistol Lower Assembly Kit

    Why waste time choosing each part for your AR9's lower? This lower build kit includes all the parts you need to assemble your fabricated AR9 80% lower or retail-bought 9mm stripped lower. Note: Due to ATF rule 2021R-08F, any pistol with a stabilizing...

    Was: $299.99
    Now: $189.99
  • Sale
    Glock® 17 Compatible Slide w/ Rear Serration 1 Glock® 17 Compatible Slide w/ Rear Serration 2 Glock® 17 Compatible Slide w/ Rear Serration 3 Glock® 17 Compatible Slide w/ Rear Serration 4 Glock® 17 Compatible Slide w/ Rear Serration 5

    Glock® 17 Compatible Slide w/ Rear Serration - FDE

    The greatest advantage of building your G17 pistol is that you get to customize just about every detail of, right down to the color. This FDE slide doesn't just look good, but boasts an excellent performance and compatability, as it's machined to OEM...

    Was: $169.99
    Now: $129.99
  • Sale
    AR-9 80% Billet Lower - 9mm, (1-pack) - Blemished 1 AR-9 80% Billet Lower - 9mm, (1-pack) - Blemished 2 AR-9 80% Billet Lower - 9mm, (1-pack) - Blemished 3 AR-9 80% Billet Lower - 9mm, (1-pack) - Blemished 4

    AR-9 80% Billet Lower - 9mm, (1-pack) - Blemished

    (1) Blemished Black 9MM AR 80% Lower Receiver: This receiver is blemished. Marks will vary.  The lower receiver is fully functional once fabricated, just like any unblemished 80% lower. This is a NON-REFUNDABLE product...

    Was: $119.99
    Now: $94.99
  • Sale
    AR-15 Pistol Buffer Tube Assembly

    AR-15 Pistol Buffer Tube Assembly

    If you're going the pistol route with your AR build, you'll need a pistol buffer tube assembly on your AR's rear end to stay legal, unless you're jumping through hoops with the government. And by jumping through hoops, of course I mean filling out the...

    Was: $69.99
    Now: $59.99
  • Sale
    Bushnell 3 MOA 1x26mm AR Red Dot Sight - TRS-26 Bushnell 3 MOA 1x26mm AR Red Dot Sight - TRS-26 2 Bushnell 3 MOA 1x26mm AR Red Dot Sight - TRS-26 3

    Bushnell 3 MOA 1x26mm AR Red Dot Sight - TRS-26

    Bushnell set the standard for red dot optics for your AR or other long gun with their TRS-26. This red dot sight has a bright and clear 3 MOA dot seen in a 1x26mm lens. The controls are push-button instead of a dial for more ease of use, and its battery...

    Was: $136.99
    Now: $123.29
  • Sale
    Bushnell AR Optics Engulf Micro Reflex Red Dot Sight Bushnell AR Optics Engulf Micro Reflex Red Dot Sight 2 Bushnell AR Optics Engulf Micro Reflex Red Dot Sight 3 Bushnell AR Optics Engulf Micro Reflex Red Dot Sight 4 Bushnell AR Optics Engulf Micro Reflex Red Dot Sight 5

    Bushnell AR Optics Advance Micro Reflex Sight

    Pistol- and AR-compatible. Perfect for close quarters. The Advance Micro Reflex Sight is the lightest and smallest red dot in the Bushnell AR Optics family, and it packs big performance into a compact package. It projects a 5-MOA dot through rugged...

    Was: $149.99
    Now: $134.99
  • 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

    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: $17.49
  • Sale
    Sightmark 3-9X40 Riflescope - Core HX VHR Venison Hunter Sightmark 3-9X40 Riflescope - Core HX VHR Venison Hunter 2 Sightmark 3-9X40 Riflescope - Core HX VHR Venison Hunter 3 Sightmark 3-9X40 Riflescope - Core HX VHR Venison Hunter 4 Sightmark 3-9X40 Riflescope - Core HX VHR Venison Hunter 5

    Sightmark 3-9X40 Riflescope - Core HX VHR Venison Hunter

    Your best companion for that big Whitetail downrange. The Sightmark Core VHR Venison is custom-made for the deer hunter, providing an array of magnification (3x to 9x) and an ample field of view at any magnification. The Core VHR Venison even comes with...

    Was: $129.99
    Now: $90.99
  • Sale
    Riton 3 Primal 3-15x44 Riton 3 Primal 3-15x44 2 Riton 3 Primal 3-15x44 3

    Riton 3 Primal 3-15x44

    "Was putting hits on steel at 880 yards with a 5.56 that has a pinned and welded 16” barrel." -- USA Shooting Expert Marksman. Made and proven to out-shoot expensive glass. You should expect no less from this top-tier rifle scope. But this won't...

    Was: $349.97
    Now: $244.98
  • Sale
    Troy Industries Rear Fixed BattleSight Troy Industries Rear Fixed BattleSight 2

    Troy Industries Rear Fixed BattleSight

    Dead accurate and durable without the usual bulk. Your rear iron sight doesn't need to look like a huge block of metal. That's why Troy Industries introduced their slim Fixed Rear Battlesight. It's machined from aluminum with stainless fasteners, and yet...

    Was: $58.99
    Now: $53.09
  • Sale
    Troy Industries Front Fixed BattleSight (M4 style)

    Troy Industries Front Fixed BattleSight (M4 style)

    The classic A2 front sight post, without all the weight and metal. The A2 front sight post is respected by most marksmen for a reason: Over the decades its design has proven easy to use for accurate shooting at any distance, with easy adjustments and a...

    Was: $52.99
    Now: $47.69
  • Sale
    Caldwell Lead Sled Weight Bag, Standard, 4 pack

    Caldwell Lead Sled Weight Bag, Standard, 4 pack

    Picked up a Lead Sled? Great. Now you need to keep it steady. Grab Caldwell's convenient 4-pack of weighted bags. They're made from thick nylon with reinforced handles. They're capable of holding up to 7 pounds of sand, or 25 pounds of lead sled to keep...

    Was: $24.99
    Now: $22.49
  • Sale
    Real Avid Master Cleaning Station Handgun Cleaning Kit

    Real Avid Master Cleaning Station Handgun Cleaning Kit

    When you were just starting out, whenever you'd go to clean your sidearm, a simple cloth and rod to shove down the bore, and another cloth with some gun oil on it use to be enough. Then you got yourself a brush. Then you picked up another tool and...

    Was: $49.99
    Now: $34.99
  • Sale
    G.P.S. Medium Range Bag G.P.S. Medium Range Bag 2 G.P.S. Medium Range Bag 3 G.P.S. Medium Range Bag 4 G.P.S. Medium Range Bag 5

    G.P.S. Medium Range Bag

    A compact, hands-free range bag with all the space you need. Packing an entire list of gear for an extended day (or weekend) at the range doesn’t mean you need to drag along the biggest duffel or hard case you can find. With simple...

    Was: $99.99
    Now: $84.99
31 of 31 Items

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.