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GLOCK® Slides

27 of 27 Items
  • Sale
    Glock® 17 Compatible Slide w/ Rear Serration - FDE 4 Glock® 17 Compatible Slide w/ Rear Serration - FDE 1 Glock® 17 Compatible Slide w/ Rear Serration - FDE 2 Glock® 17 Compatible Slide w/ Rear Serration - FDE 3

    Glock® 17 Compatible Slide w/ Rear Serration - FDE

    Gen 1 to 3 compatible. OEM-spec internals with rear serrations. Cerakoted FDE. This GLOCK® 17-compatible slide features a slick bullnose profile with improved, multi-directional front and rear serrations providing improved grip. This slide's also cut...

    Was: $169.99
    Now: $129.99
  • 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
  • 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: $139.99
  • 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: $169.99
    Now: $149.99
  • How to Assemble a Glock Slide- Downloadable Guide How to Assemble a Glock Slide- Downloadable Guide How to Assemble a Glock Slide- Downloadable Guide

    How to Assemble a Glock Slide- Downloadable Guide

    This step-by-step downloadable guide describes how to assmble a glock slide. We’re putting together a GLOCK 19 slide using one of our GLOCK build kits. These instructions are applicable for other slides, too, like the G17 or G43. How do you get...

    $0.00
  • Glock® 19 Compatible Slide w/ Rear Serration 4 Glock® 19 Compatible Slide w/ Rear Serration 1 Glock® 19 Compatible Slide w/ Rear Serration 2 Glock® 19 Compatible Slide w/ Rear Serration 3

    Glock® 19 Compatible Slide w/ Rear Serration

    Finish your GLOCK® 19-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,...

    $169.99
  • Glock® 17 & 19 Compatible RMR Cover Plate - Black Glock® 17 & 19 Compatible RMR Cover Plate - Black 2

    Glock® 17 & 19 Compatible RMR Cover Plate - Black

    This RMR Cover Plate fits all OEM and aftermarket GLOCK® 17, G19, and Polymer80-equivalent slides that feature a Trijicon RMR optic cut. The screw holes line up with the holes drilled for your slide's optic. Cover Plate Features 100% Made and coated...

    $16.99
  • Glock® 17 & 19 Compatible RMR Cover Plate - FDE Glock® 17 & 19 Compatible RMR Cover Plate - FDE

    Glock® 17 & 19 Compatible RMR Cover Plate - FDE

    This RMR Cover Plate fits all OEM and aftermarket GLOCK® 17, G19, and Polymer80-equivalent slides that feature a Trijicon RMR optic cut. The screw holes line up with the holes drilled for your slide's optic. Cover Plate Features 100% Made and...

    $16.99
  • Glock® 43 Compatible Black Slide 4 Glock® 43 Compatible Black Slide 1 Glock® 43 Compatible Black Slide 2 Glock® 43 Compatible Black Slide 3

    Glock® 43 Compatible Black Slide

    Gen 3 compatible. OEM specs, style, and fitment. This GLOCK® 43/43X-compatible slide features OEM specifications and a factory-equivalent fit and finish, making it an ideal replacement or upgrade for your G43, G43X or Polymer80 build. This slide's...

    $139.99
  • 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...

    $209.99
  • Glock® 17 Compatible Slide w/ RMR Optic Cut Slide 4 Glock® 17 Compatible Slide w/ RMR Optic Cut Slide 5 Glock® 17 Compatible Slide w/ RMR Optic Cut Slide Glock® 17 Compatible Slide w/ RMR Optic Cut Slide 2 Glock® 17 Compatible Slide w/ RMR Optic Cut Slide 3

    Glock® 17 Compatible Slide w/ RMR Optic Cut Slide

    Custom machining. DLC coated. RMR cut. Gen 3 compatible. Swap that basic factory Gen 3 GLOCK slide for an upgrade in form and function. This custom-machined G17 slide features better looks and an RMR optic cut, allowing for install of dozens of popular...

    $149.99
  • Glock® 17 Compatible Slide w/ Front & Rear Serrations Glock® 17 Compatible Slide w/ Front & Rear Serrations Glock® 17 Compatible Slide w/ Front & Rear Serrations Glock® 17 Compatible Slide w/ Front & Rear Serrations

    Glock® 17 Compatible Slide w/ Front & Rear Serrations

    Gen 3 G17 compatible. Upgraded QPQ Nitride finish. OEM specifications. This GLOCK® 17-compatible slide provides OEM fitment and reliability, with some key upgrades: Its matte black QPQ Nitride finish provides complete rustproofing and incredible wear...

    $169.99
  • 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...

    $209.99
  • Glock® 19 Compatible Slide w/ Rear Serration - FDE 4 Glock® 19 Compatible Slide w/ Rear Serration - FDE 1 Glock® 19 Compatible Slide w/ Rear Serration - FDE 2 Glock® 19 Compatible Slide w/ Rear Serration - FDE 3

    Glock® 19 Compatible Slide w/ Rear Serration - FDE

    Upgrade your Gen 1 to 3 GLOCK® 19 or P80 PF940v2 build. This GLOCK® 19-compatible slide provides an OEM upgrade, featuring a Cerakote Flat Dark Earth finish for improved wear and rust resistance. Machined with factory-style, vertical rear...

    $169.99
  • Glock® 19 Gen 5 Compatible Slide - LFA Elite - Black Glock® 19 Gen 5 Compatible Slide - LFA Elite - Black Glock® 19 Gen 5 Compatible Slide - LFA Elite - Black Glock® 19 Gen 5 Compatible Slide - LFA Elite - Black Glock® 19 Gen 5 Compatible Slide - LFA Elite - Black

    Glock® 19 Gen 5 Compatible Slide - LFA Elite - Black

    Gen 5 G19 compatible. RMR optic cut. Ported and serrated. This Gen 5 GLOCK® 19-compatible slide features plenty of upgrades over any OEM-spec slide. Forged from high-strength 416R stainless and heat-treated before receiving a matte black Cerakote...

    $199.99
  • 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
  • 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...

    $139.99
  • 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,...

    $184.99
  • Glock® 43 Compatible - Standard Cut Slide 5 Glock® 43 Compatible - Standard Cut Slide 6 Glock® 43 Compatible - Standard Cut Slide 1 Glock® 43 Compatible - Standard Cut Slide 2 Glock® 43 Compatible - Standard Cut Slide 3

    Glock® 43 Compatible - Standard Cut Slide

    A sleek, Tungsten Carbide-coated, factory-style G43 slide. What more do you need? Sometimes, OEM style is better than added flash and ports. This subdued, matte black Cerakoted GLOCK® 43 compatible slide is made for all factory Gen 3 pistols, and...

    $129.99
  • Glock® 19 Compatible Slide w/ Front & Rear Serrations 4 Glock® 19 Compatible Slide w/ Front & Rear Serrations 1 Glock® 19 Compatible Slide w/ Front & Rear Serrations 2 Glock® 19 Compatible Slide w/ Front & Rear Serrations 3

    Glock® 19 Compatible Slide w/ Front & Rear Serrations

    Gen 3 G19 compatible. Upgraded front and rear angled serrations. This gen 3 G19-compatible slide is a great, affordable, "OEM+" upgrade for your factory pistol or P80 build. It features an OEM fit and finish, but with upgraded, angled front and rear...

    $169.99
27 of 27 Items

High-quality GLOCK® slides for upgrading your factory pistol, or completing your P80.

Once you've successfully cut and drilled your Polymer80 or Geisler Defence frame, you'll need a slide to go along with your chosen barrel and parts kit. We've sourced high-quality, precision-machined slides that are guaranteed to work with any of the available 80% frames we sell. Each slide features a tough-as-Hell finish that combats heat, corrosion, and fouling, while providing proper serrations for grip, and factory cuts for your favorite sights.

Slide Features and Specs

  • For Gen 3 pistols and P80 frames
  • Uses factory GLOCK® internal dimensions
  • Uses factory GLOCK® iron sight cuts
  • Slides are heat-treated to 41-44 Rockwell C hardness

Slide Configuration Options

Our slides come with loads of custom finishes and options, including:

  • Pre-cut optic mounts
  • Rear serrations only
  • Front and rear serrations
  • Nitride QPQ coatings
  • Factory nDLC coatings
  • Porting for heat and weight reduction

The T19 Tungsten Slide

We're excited to now offer the T19 Slide, which features a rock-hard 4150 tungsten coating and fits all Gen1, 2, and 3 pistols and P80, G19-compatible frames. This slide also sports OEM sight cuts and rear serrations for quick reloads and is guaranteed to withstand the utmost Hellish conditions without suffering from surface cracks, major abrasions, or any rust or corrosion.

Optional P80 Parts Kits

Some slides come with the parts you'll need to assemble your Gen3 pistol or fabricated P80 frame! See the compatibility list below to determine which parts kit is required for your chosen Polymer80 frame and slide:

  • PF940C is compatible with G19, G23, and G32.
  • PF940v2 is compatible with G17, G22, G24, G31, G34, and G35.
  • PF940SC is compatible with G26, G27.

How to Assemble Your Slide

Need help building your custom P80 slide or Glock compatible slide? Follow our easy step-by-step instructional guide! We cover the tools you need, and how to install every part.


DISCLAIMER: “GLOCK” is a federally registered trademark of GLOCK, Inc. and is one of many trademarks owned by GLOCK, Inc. and GLOCK Ges.m.b.H. Neither 80 Percent Lowers, a/k/a Tactical Gear Heads, LLC nor this site are affiliated in any manner with, or otherwise endorsed by, GLOCK, Inc. or GLOCK Ges.m.b.H. The use of “GLOCK” on this page is merely to advertise the sale of GLOCK pistols, parts, or components. For additional genuine GLOCK, Inc. and GLOCK Ges.m.b.H products and parts visit www.glock.com.


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.