SHIPS SAME DAY OR NEXT BUSINESS DAY

phone: 888-568-1771

New Arrivals

10 of 10 Items
  • Sale
    Glock® 21 Compatible Upper Parts Kit

    Glock® 21 Compatible Upper Parts Kit

    Building a custom G21 or PF45 slide? You need this slide parts kit. Ready to build a custom GLOCK® slide for your Gen 3 pistol or Polymer80 build? You need to pair it with a parts kit like this one. We've got your PF45 build (or factory GLOCK®...

    Was: $104.99
    Now: $89.99
  • Sale
    Glock® 21 Compatible RMR Cut Bull Nose Slide - .45acp 5 Glock® 21 Compatible RMR Cut Bull Nose Slide - .45acp 6 Glock® 21 Compatible RMR Cut Bull Nose Slide - .45acp Glock® 21 Compatible RMR Cut Bull Nose Slide - .45acp 2 Glock® 21 Compatible RMR Cut Bull Nose Slide - .45acp 3

    Glock® 21 Compatible RMR Cut Bull Nose Slide - .45 ACP

    Gen 3 compatible. RMR optic cut. Improved serrations and machining. This GLOCK® 21-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...

    Was: $179.99
    Now: $169.99
  • Glock® 21 Compatible Lower Parts Kit

    Glock® 21 Compatible Lower Parts Kit

    Ready to assemble your PF45 or G21 frame? Grab this kit. This Gen 3 GLOCK® compatible lower parts kit is specifically designed for G21 pistols and Polymer80 PF45 frames. It features OEM-spec components to ensure reliability and an easy installation...

    $74.99
  • 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...

    $99.99
  • 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...

    $169.99
  • Full-size 5" 1911 9MM Slide 5 Full-size 5" 1911 9MM Slide 6 Full-size 5" 1911 9MM Slide Full-size 5" 1911 9MM Slide 2 Full-size 5" 1911 9MM Slide 3

    Full-Sized 5" 1911 Slide - 9mm

    Upgrade your 9mm 1911 with a fiber-iron slide. This sleek, Parkerized 9mm 1911 slide comes with a high-visiblity fiber optic front iron sight, and double-dot rear open irons for easy sighting. The rear adjustable sight provides a dialed-in zero, while...

    $159.99
  • Holosun Red Dot Reflex Sight - X2 Series (6 MOA) Holosun Red Dot Reflex Sight - X2 Series (6 MOA) 2 Holosun Red Dot Reflex Sight - X2 Series (6 MOA) 3 Holosun Red Dot Reflex Sight - X2 Series (6 MOA) 4 Holosun Red Dot Reflex Sight - X2 Series (6 MOA) 5

    Holosun Red Dot Reflex Sight - X2 Series (6 MOA)

    The 407K: Simpler reticle than the 507K, and more affordable. That's all, folks: The Holosun 407K -- the sibling to the popular 507K pistol red dot -- is now available. It features the same rugged, squared up aluminum housing, durable multi-coated glass,...

    $249.99
  • GLOCK® 21 Compatible Stainless Steel Barrel 4 GLOCK® 21 Compatible Stainless Steel Barrel 5 GLOCK® 21 Compatible Stainless Steel Barrel 6 GLOCK® 21 Compatible Stainless Steel Barrel GLOCK® 21 Compatible Stainless Steel Barrel 2

    GLOCK® 21 Compatible Stainless Steel Barrel

    Factory Gen 3 and Polymer80 Compatible. Full stainless. This GLOCK® 21-compatible stainless barrel provides high accuracy and good looks at a great price. With a fully polished finish, this barrel's more resistant to corrosion and easier to clean,...

    $99.99
10 of 10 Items

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.