GLOCK 17 GEN 4 for Sale

Quick Look

Originally introduced in the 1980s, the Glock 17 forever changed the handgun market with its polymer frame and striker-fired design. The Gen 4 iteration improved ergonomics and modularity while retaining Glock's signature simplicity and reliability. It remains a top-tier full-size handgun choice for law enforcement, duty, and personal defense.

Why It's a Top Choice

• Legendary reliability with few moving parts
• Modular backstraps for customizable grip fit
• Dual recoil spring reduces felt recoil
• Large capacity in a manageable full-size frame
• Massive aftermarket support for upgrades

Key Variants

Glock 17 Gen 5

Newest version with improved nDLC finish, no finger grooves, and Glock Marksman Barrel for better accuracy.

Glock 17 Gen 3

A widely circulated legacy model with simpler internals and California compliance in some markets.

Glock 17 MOS

Optics-ready variant ideal for red-dot pistol users in competition or personal defense.

Glock 17 Gen 4

Gen 4 version adds a reversible mag release and enhanced grip texture for better control in all conditions.

Competitor Comparison Table

Feature	Glock 17 Gen 4	Sig Sauer P320	Smith & Wesson M&P9
MSRP	$599	$649	$569
Capacity	17+1	17+1	17+1
Weight (unloaded)	25.06 oz	29.4 oz	24.7 oz
Optics-ready	No	Some variants	Some variants
Trigger type	Striker-fired	Striker-fired	Striker-fired
Notable pro	Ultra-reliable under stress	Modular fire control group	Ergonomic grip angle
Notable con	No optic cut on base model	Heavier frame	Less aftermarket than Glock

Best Use Cases

• Home or personal defense
• Law enforcement and security duty use
• Standard carry for open or tactical applications
• Training and defensive pistol courses
• Collector interest in Gen-specific Glock models

FAQs

What is the difference between Glock 17 Gen 4 and Gen 5?

Gen 5 removes finger grooves, adds a flared magwell, and uses the Glock Marksman Barrel for improved accuracy.

Can I use Gen 3 or Gen 5 Glock mags in the Glock 17 Gen 4?

Yes, Gen 3 and Gen 4 mags are interchangeable; Gen 5 mags work unless mag release is reversed.

How does the Glock 17 Gen 4 handle recoil?

The dual recoil spring assembly reduces felt recoil and improves longevity compared to earlier generations.