My Cart: 0 item(s)
Glock 19 Gen 3 RMR Cut Slide | Optics-Ready Slide Upgrade
Glock 19 Gen 3 RMR Cut Slide – Optics-Ready Upgrade for Your Custom Build
Ready to upgrade your Glock 19 Gen 3 for red dot performance? This RMR cut slide is built for shooters who want reliability, precision, and easy optics integration. Whether you're working on a new build or replacing your factory slide, this aftermarket option is designed to fit Glock 19 Gen 3 frames and accept popular red dot sights like the Trijicon RMR and Holosun 507C.
Precision-Machined for Glock 19 Gen 3
Each slide is CNC-machined from high-quality billet, ensuring tight tolerances and smooth function with OEM or aftermarket internals. It’s built specifically for Glock 19 Gen 3 pistols and offers a perfect fit for:
- Trijicon RMR pattern optics (RMR, SRO, Holosun 407C/507C)
- Standard Glock 19 Gen 3 barrels
- Factory-height or suppressor-height sights (based on your setup)
- Most Glock 19 Gen 3 internal parts kits
Key Features
- RMR Optic Cut – Mount red dots directly without additional plates
- Front & Rear Serrations – Enhanced grip and slide manipulation
- Durable Finish – Black nitride or Cerakote options available
- Stripped or Complete – Choose based on your build needs
- Standard Glock slide profile – No added bulk or weight
This slide gives your Glock 19 Gen 3 an instant boost in function, style, and modularity — perfect for carry, range, or competitive use.
Why Go with an RMR Cut Slide?
If you're serious about adding a red dot to your Glock 19, an RMR-cut slide is the most direct, secure solution. No bulky adapter plates or questionable fitment — just bolt on your optic and go.
Adding a red dot improves target acquisition, follow-up speed, and overall shooting confidence. This slide makes the upgrade easy, clean, and professional.
Compatibility
✅ Fits:
- Glock 19 Gen 3 frames
- Glock 19 Gen 3 factory and aftermarket barrels
- Most RMR footprint red dots (RMR, SRO, Holosun 407C/507C)
❌ Does NOT fit:
- Gen 4 or Gen 5 Glock 19 frames
- Slides without Gen 3 rear rail cuts
- MOS-style optics (without direct RMR footprint)
Installation Tips
- Use a torque driver for mounting optics to proper spec (typically 12–15 in/lbs)
- Co-witness suppressor-height sights are recommended if you want backup irons
- Standard Glock 19 Gen 3 internals drop right in
FAQs
What optics fit this slide?
It fits red dots with the RMR footprint, including Trijicon RMR, SRO, and Holosun 507C/407C.
Will this slide fit my Gen 4 or Gen 5 Glock 19?
No. This is built specifically for Glock 19 Gen 3 frames only.
Do I need suppressor-height sights?
Only if you want to co-witness your red dot. Standard-height sights will still function without obstruction.
Is this a stripped or complete slide?
We offer both options. Choose the stripped version for your own parts, or get a complete kit ready to install.
Can I use this for concealed carry?
Yes. It maintains a standard Glock slide profile — no added width or height — making it great for EDC.
Upgrade to Optics-Ready Precision
If you’re building or upgrading a Glock 19 Gen 3, this RMR cut slide is the perfect foundation. It's built for shooters who want red dot readiness, enhanced slide features, and clean fitment with no extra hassle.
Choose your finish and configuration, then upgrade your Gen 3 Glock with confidence.