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11 of 11 Items
11 of 11 Items

Upgrading your GLOCK® or Polymer80 is easy with a complete slide kit. Want to finish your Polymer80 frame without trying to pick out the right parts for your slide? Want to upgrade your old Gen 3 factory GLOCK pistol? We've got you covered on both fronts with high-quality, custom, complete GLOCK® slides.

Each complete slide kit includes every part needed to make your pistol functional. Pair your slide kit with a set of GLOCK sights, and don't forget an RMSc- or RMR-type red dot if you're grabbing one of our optic-cut kits!

Complete GLOCK Slide Kit: What's Included

  • Slide
  • Barrel
  • Firing pin
  • Firing pin spring
  • Firing pin spring cup
  • Firing pin safety
  • Firing pin safety spring
  • Extractor
  • Extractor depressor plunger
  • Extractor depressor plunger spring
  • Channel liner
  • Spacer Sleeve
  • Steel cover plate
  • Polymer guide rod (guide rod, washer, screw)
  • Guide rod spring

Complete GLOCK Slide Compatibility

These slide kits are designed to function with Polymer80 pistol builds, and Gen 3 factory GLOCK pistols. Because of physical differences in the shape, size, and fitment of components, these slide kits are not compatible with Gen 5 (current-issue) GLOCK handguns.

We Cannot Ship Slide Kits to All 50 States

Contrary to federal law, some states have either restricted or banned the sale, transfer, and ownership of 80% lowers, firearm blanks, and other gun parts. Because of these restrictions, we cannot ship our products to certain states. Please confirm whether your state is restricted on our Shipping & Return Policy before placing an order. We cannot fulfill orders to restricted states if placed.

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 Gun Builders Depot, a/k/a 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

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.