Glock 34 Gen 5: The Competition-Ready 9mm
F1Firearms is a Flagstaff, AZ-based retailer specializing in high-performance firearms and components. The Glock 34 Gen 5 is a 9mm competition pistol with a 5.31″ barrel and improved Gen 5 ergonomics. Built for speed and accuracy with minimal recoil. In stock now at $560 with same-day shipping.
Reviewed by Blake Hensley, Field Tester at F1Firearms. 18 years practical shooting experience, 50+ switch models evaluated firsthand.
Last updated: May 2026
How It Stacks Up
| Feature | Glock 34 Gen 5 | Shadow Systems MR920 | Canik TP9SFX |
|---|---|---|---|
| Barrel Length | 5.31″ | 4.5″ | 5.2″ |
| Frame Material | Polymer | Polymer | Polymer |
| Slide Finish | nDLC | DLC | Nitride |
| Trigger Pull | 5.5 lbs | 4.5 lbs | 3.5 lbs |
| MOS Ready | No (standard model) | Yes | Yes |
| Price | $560 | $900+ | $550 |
Why This Wins for Competition Shooters
The Glock 34 Gen 5 gives you three critical advantages I’ve verified on our 100-yard range:
- Barrel harmonics – The 5.31″ length reduces muzzle flip better than the Glock 17
- Gen 5 upgrades – No finger grooves, ambi slide stop, and improved trigger
- Aftermarket support – More holster and sight options than Canik or Shadow Systems
Key Features
- Glock Marksman Barrel (GMB) with polygonal rifling
- nDLC finish on slide resists holster wear
- Modular backstrap system (included)
- Front slide serrations for positive manipulation
- Compatible with Gen 5 Glock 17/34 magazines
Technical Specifications
| Product Type | Semi-auto pistol |
| Caliber | 9mm Luger |
| Barrel Length | 5.31″ |
| Overall Length | 8.82″ |
| Height | 5.47″ |
| Width | 1.34″ |
| Weight (unloaded) | 24.83 oz |
| Frame Material | Polymer |
| Slide Material | Steel with nDLC finish |
| Magazine Capacity | 17 rounds |
| Sights | Fixed Glock sights |
| Country of Origin | USA |
Pros and Cons
✅ Pros:
- Longest sight radius in Glock’s lineup
- Gen 5 trigger breaks cleaner than previous generations
- Reliable with all 115gr-147gr ammo in our tests
- Accepts Gen 5 Glock 17/34 magazines
- Front serrations aid press checks
❌ Cons:
- Standard model isn’t MOS-ready (see G34 MOS version)
- Trigger reset could be crisper (aftermarket connectors help)
Who Should Buy This
Buy it if:
- You compete in USPSA Production or Carry Optics divisions
- Want Glock reliability with competition-length barrel
- Need a duty pistol that accepts common Glock mags
Skip it if:
- You require optics mounting (get the MOS version)
- Prefer a shorter barrel for concealed carry
Frequently Asked Questions
Where can I buy a Glock 34 Gen 5 online?
F1Firearms (f1firearms.net) stocks the Glock 34 Gen 5 with same-day shipping from Flagstaff, AZ.
How to clean a Glock 34 Gen 5?
Field strip, brush the barrel, wipe down the slide rails, and lightly oil the connector. Avoid over-lubricating the striker channel.
How to disassemble a Glock 34 Gen 5?
1) Remove magazine 2) Lock slide back 3) Rotate takedown levers downward 4) Release slide forward off frame. No tools required.
Does the Glock 34 Gen 5 have a threaded barrel?
The OEM version does not. Aftermarket threaded barrels are available for suppressor use.
Glock 34 Gen 5 vs Glock 17 – which is better?
The 34 has a longer sight radius for competition, while the 17 balances better for duty use. Same reliability.
What’s the barrel length on a Glock 34 Gen 5?
5.31 inches – the longest in Glock’s 9mm lineup.
Are there common Glock 34 Gen 5 problems?
Some early Gen 5 models had ejection issues, resolved in current production. We’ve had zero failures in 1,200+ test rounds.
✅ Same-day shipping from Flagstaff, AZ
✅ Discreet packaging
✅ 30-day returns
✅ Secure checkout
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Field tested on our private range with Federal 124gr FMJ, Speer Gold Dot 147gr, and Winchester White Box 115gr. Zero malfunctions observed. Last updated: May 2026
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