phone: 888-310-0284

Complete LFA Elite Glock® 19 Compatible Slide - Black w/ Stainless, Black, Threaded or Non-Threaded Barrel + Holosun 507C-X2

Usually ships the same day or the next business day!

LFA Elite's back with their tier-one, powdercoated and ported slide! Shipped in sleek matte black, this slide looks great and shoots even better thanks to precision CNC machining and a 100% rustproof and abrasion-resistant finish.

This kit comes with everything you need to assemble a custom slide, minus iron sights. Select a threaded barrel so you can add a muzzle device, compensator, or suppressor.

RMR Cut for Micro Red Dot

This slide is made from 416 stainless steel, and coated with black powdercoat. It also features rear serrations with the popular RMR footprint optic cut. This slide kit is compatible with the Polymer80 PF940C 80% frame, and Gen 3 GLOCK® 19s.

Slide Kit Specs:

  • Factory Glock® Internal Dimensions
  • Factory Glock® Sights Cuts
  • Model: Glock® 19 Gen 3
  • Platform: Glock® 19
  • Caliber: 9MM

What's Included:

  • Firing pin
  • Firing pin spring
  • Firing pin spring cup
  • Firing pin safety
  • Firing pin safety spring
  • 9mm 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

Choose Your Barrel

Made with proper US craftsmanship, these barrels boast the highest level of quality and accuracy you’ll find in any GLOCK®. Manufactured from heat-treated 416R stainless, these barrels guarantee consistent shot groups.

  • Rifled with 1:10 rate of twist
  • Includes 11-degree target crown
  • Threaded barrels measure 1/2x28

Barrel Options:

  • Option 1: Black Nitride
  • Option 2: Stainless Steel
  • Option 3: Threaded Black Nitride with Thread Protector
  • Option 4: Threaded Stainless Steel with Thread Protector

Optional Holosun 507C Red Dot (X2 MRS)

Besides the ability to lock in your desired settings, the 507C X2 MRS also features Holosun's "shake awake" feature, to turn it on when it senses motion. It also comes with solar failsafe, so you can worry less about having a dead battery, a multi-reticle system, 12 brightness settings, and Holosun’s Super LED with up to 50,000 hours of battery life. See below for additional details.

Additional Info:

  • MRS: Circle Dot; 2 MOA Dot; 32 MOA Circle
  • Up to 50,000 Hours Battery Life (Setting 6)
  • 12 Brightness Setting: 10 DL & 2 NV Compatible
  • Convenient Tray Battery Compartment
  • Parallax-free & Unlimited Eye Relief
  • Compatible with RMR cut slides

What's Included:

  • T10 L Key
  • User Manual
  • CR1632 Battery
  • Lens Cloth
  • Screws and mounting hardware

Slide Kit Instructions

Assembling your custom GLOCK® slide takes 15 to 30 minutes, and requires a few basic tools:

      • Channel Liner Tool
      • Small Punch Set
      • Gunsmith Hammer


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

WARNING: Handling firearms parts and accessories can expose you to lead and other petroleum products known to the State of California to cause cancer and reproductive harm. For more information go to:

Shipping Restrictions

Shipping of various parts and/or accessories are prohibited to states and locales (ie New Jersey, California, New York, etc…) with restrictions against certain parts and/or accessories or "assault weapons" (i.e. states with high-capacity magazine restrictions, manufacturing of semi-automatic weapons, etc..). It is your responsibility to be aware of your local firearms laws before purchasing from our website or machining a firearm. We try our best to keep our shipping page current, but laws change daily. only ships within the United States. Federal legislation dictates we cannot ship our products internationally.

GLOCK® Compatible

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.