Is this slide compatible with Polymer80 frames?

Yes, as long as your Polymer80 frame is modeled after the Glock 34 Gen 3 design, this slide will fit properly.

Which optics will mount to the RMR cut?

This slide features an RMR footprint compatible with Trijicon RMR, Holosun 507C, 407C, and similar optics.

Are internal parts or sights included?

No. This is a stripped slide and does not include internal components or sights.

Do I need a gunsmith to install this slide?

No. The slide is drop-in ready for Glock 34 Gen 3 builds and requires no fitting or modification.

Glock 34 Gen 3 Slide – Custom Optics-Ready Slide

Q: Will this slide fit a Glock 34 Gen 4 or Gen 5?

No. This slide is specifically built for Glock 34 Gen 3 frames and is not compatible with Gen 4 or Gen 5 models.

Glock 34 Gen 3 Slide – Custom Optics-Ready Slide | Mounts Plus

**Zaffiri Precision RTS G34 Gen 3 ZPS.P Slide RMR Cut Flat Dark Earth(FDE)** $331.10

**Zaffiri Precision RTS G34 Gen 3 ZPS.P Slide RMR Cut Olive Drab(OD Green)** $331.10

**Zaffiri Precision RTS G34 Gen 3 ZPS.P Slide RMR Cut Armor Black** $331.10

**Zaffiri Precision RTS G34 Gen 3 ZPS.P Slide RMR Cut Sniper Grey** $331.10

**Zaffiri Precision RTS G34 Gen 3 ZPS.6 Slide RMR Cut Sniper Grey** $331.10

**Zaffiri Precision RTS G34 Gen 3 ZPS.6 Slide RMR Cut Armor Black** $331.10

**Zaffiri Precision RTS G34 Gen 3 ZPS.6 Slide RMR Cut Olive Drab(OD Green)** $331.10

**Zaffiri Precision RTS G34 Gen 3 ZPS.6 Slide RMR Cut Flat Dark Earth(FDE)** $331.10

**Zaffiri Precision RTS G34 Gen 3 ZPS.4 Slide RMR Cut Sniper Grey** $331.10

**Zaffiri Precision RTS G34 Gen 3 ZPS.4 Slide RMR Cut Olive Drab(OD Green)** $331.10

**Zaffiri Precision RTS G34 Gen 3 ZPS.4 Slide RMR Cut Armor Black** $331.10

**Zaffiri Precision RTS G34 Gen 3 ZPS.4 Slide RMR Cut Flat Dark Earth(FDE)** $331.10

**Zaffiri Precision RTS G34 Gen 3 ZPS.3 Slide RMR Cut Flat Dark Earth(FDE)** $331.10

**Zaffiri Precision RTS G34 Gen 3 ZPS.3 Slide RMR Cut Sniper Grey** $331.10

**Zaffiri Precision RTS G34 Gen 3 ZPS.3 Slide RMR Cut Olive Drab(OD Green)** $331.10

**Zaffiri Precision RTS G34 Gen 3 ZPS.3 Slide RMR Cut Armor Black** $331.10

**Zaffiri Precision RTS G34 Gen 3 ZPS.2 Slide RMR Cut Sniper Grey** $331.10

**Zaffiri Precision RTS G34 Gen 3 ZPS.2 Slide RMR Cut Olive Drab(OD Green)** $331.10

**Zaffiri Precision RTS G34 Gen 3 ZPS.2 Slide RMR Cut Flat Dark Earth(FDE)** $331.10

**Zaffiri Precision RTS G34 Gen 3 ZPS.2 Slide RMR Cut TiN** $331.10

**Rival Arms Barrel For Glock 34 Gen 3/4 V1 Blk** $179.99

**Zaffiri Precision RTS G34 Gen 3 ZPS.2 Slide RMR Cut Armor Black** $331.10

**Rival Arms Slide For Glock 34 Gen 3 A1 RMR Bk** $399.99

Glock 34 Gen 3 Slide – Custom Fit for Performance and Precision

Take your Glock 34 Gen 3 to the next level with a high-performance, competition-ready custom slide built for serious shooters. Whether you're upgrading for USPSA matches or building a custom range pistol, this slide offers precision machining, optic-ready compatibility, and sleek styling—all in a package designed for flawless drop-in installation.

Built from hardened 17-4 stainless steel and finished in durable coatings like Black Nitride, OD Green, or FDE, this slide delivers the balance of weight reduction, strength, and modularity that Glock enthusiasts demand.

🔧 Key Features

Gen 3 Compatibility: Fits Glock 34 Gen 3 frames without modifications
RMR Cut: Ready for Trijicon RMR, Holosun 507C, and similar optics
Aggressive Serrations: Enhanced grip during press checks and slide manipulation
Lightweight Window Cuts: Reduce reciprocating mass for faster cycling
Premium Construction: CNC-machined from 17-4 stainless steel
Stripped Slide: Add your own internals, sights, and barrel

🔄 Build Your Glock 34 Your Way

This Glock 34 Gen 3 slide is ideal for builders who want flexibility and control. Pair it with your favorite match barrel, slide completion kit, and red dot sight to create a pistol that meets your exact performance and aesthetic goals.

Looking to build your own? This slide is fully compatible with most Gen 3 Glock 34 frames—including Polymer80 builds—making it the perfect upgrade or custom build component.

📦 What's Included

1x Stripped Glock 34 Gen 3 slide
RMR optic cut and cover plate (on select models)
Note: Does not include barrel, sights, or internal components.

✅ Perfect for Competition or Carry

Whether you're preparing for a local USPSA match or building a red-dot carry gun, this slide balances precision and function. The lighter weight and improved cycling make it ideal for fast, controlled shooting, while the RMR cut ensures you're optics-ready from day one.

🔗 Complete Your Glock 34 Gen 3 Build

Get the most from your Glock 34 Gen 3 slide by pairing it with these compatible parts and upgrades:

🔫 Glock 34 Barrels – Choose from threaded and non-threaded barrels in match-grade stainless steel or TiN finishes.
🔧 Gunsmith Tools for Glock Builds – Make installation easier with tools designed for Glock slide assembly and optic mounting.
🎯 Pistol Red Dot Sights – Mount RMR and Holosun optics directly to your slide’s RMR cut with confidence.

❓ Frequently Asked Questions

Q: Will this slide fit a Glock 34 Gen 4 or Gen 5?
A: It is specifically designed for Gen 3 Glock 34 frames. It will not fit Gen 4 or Gen 5 without significant modifications.

Q: Can I mount a Trijicon RMR or Holosun 507C directly to this slide?
A: Yes. The RMR cut supports Trijicon RMR and optics that share the same footprint, including Holosun 507C and 407C.

Q: Is the slide already assembled with internal parts?
A: No. This is a stripped slide. You'll need to add a slide completion kit and sights.

Q: Will this work with a Polymer80 frame?
A: Yes, as long as your P80 frame is based on Glock 34 Gen 3 specs, this slide will drop in without issue.

Q: What are the finish options available?
A: These slides are offered in Black Nitride, OD Green, FDE (Flat Dark Earth), and select Cerakote finishes.

Glock 34 Gen 3 Slide – Custom Optics-Ready Slide | Mounts Plus