Glock 19X MOS OEM Slide

Upgrade your Glock 19X with the Glock 19X MOS OEM Slide — a factory optic-ready slide that combines military-inspired durability with modern red-dot capability. Glock engineered this slide for dependable performance and fast target acquisition, while the MOS cut allows seamless mounting of popular optics.

Product Description | Specs for Glock 19X MOS OEM Slide

Glock machines this slide from high-strength steel and applies a durable nDLC (diamond-like carbon) finish for superior wear and corrosion resistance. The slide features front serrations for enhanced handling and a factory MOS (Modular Optic System) cut for easy optic installation using included adapter plates. Built on Gen5 architecture, it maintains Glock’s trusted internal design for smooth cycling and reliability.

What’s Included — Complete OEM Slide

• Glock 19X MOS slide (fully assembled)
• Glock Marksman Barrel (GMB)
• Recoil spring assembly (RSA)
• Extractor
• Firing pin assembly & firing pin safety
• Depressor plunger assembly
• Rear slide plate (Gen 5 style)
• Channel liner
• Factory front & rear sights
• MOS adapter plate set and mounting screws

What’s Included For Stripped OEM Slide

• Glock 19X MOS stripped slide
• Channel liner
• Factory front & rear sights
• MOS adapter plate set and screws

Note: Stripped slides do not include barrel, RSA, or upper internal components.

Specifications

• Model: Glock 19X MOS OEM Slide
• Material: Hardened steel
• Finish: nDLC (black or coyote variant, low-glare)
• Slide Length: Approx. 7.28 inches
• Slide Width: Approx. 1.00 in (25.5 mm)
• Weight (stripped): Approx. 6–7 oz
• Caliber: 9mm Luger
• Optic Ready: Yes — MOS configuration (adapter plates included)
• Serrations: Front and rear (factory)

How to Disassemble a Glock 19X MOS Slide

1. Ensure the firearm is unloaded and remove the magazine.
2. Pull the slide slightly rearward and depress both takedown levers.
3. Release the slide forward and remove it from the frame.
4. Remove the recoil spring assembly.
5. Lift the barrel out of the slide.

Now the slide is ready for cleaning, inspection, or service.

How to Install a Glock Slide

1. Insert the barrel into the slide.
2. Seat the recoil spring assembly against the barrel lug.
3. Align the slide with the frame rails.
4. Pull the slide fully rearward and release it to lock into place.
5. Install your optic using the correct MOS plate and perform a function check.

Compatibility

This slide fits Glock 19X MOS / Gen5-compatible frames. It is not compatible with Gen3 or Gen4 frames without modification.

Materials & Finish

Glock constructs the Glock 19X MOS OEM Slide from hardened steel and applies an nDLC finish for enhanced durability, corrosion resistance, and reduced friction. The finish provides a low-glare surface suitable for duty or tactical use.

Customization Options

• Optics: Mount Trijicon RMR, Holosun 507C/407C, and other MOS-compatible optics.
• Sights: Upgrade to suppressor-height or night sights for co-witness setups.
• Finish: Apply Cerakote or custom coatings for a personalized appearance.
• Engraving: Add custom engravings for a unique look.

FAQs

Q: Does the complete slide include MOS adapter plates?
A: Yes — the complete slide includes MOS adapter plates and mounting hardware.

Q: Is this slide optics-ready?
A: Yes — it features the factory MOS system for mounting red-dot optics.

Q: Can I use this slide on a Gen4 Glock frame?
A: No — it is designed for Gen5/19X configurations.

Q: Does the slide come with sights?
A: Yes — both complete and stripped versions include factory sights.

Q: What makes the MOS version different?
A: The MOS cut allows direct mounting of optics without custom slide milling.

DISCLAIMER:

GlockSlides.us offers aftermarket and compatible slides and components for GLOCK pistols. We operate independently and do not represent, endorse, or have any connection with GLOCK, Inc. or GLOCK Ges.m.b.H. “GLOCK” is a federally registered trademark of GLOCK, Inc. and used here only to identify compatible parts.