Glock 45 Gen 6 MOS 9mm 4.02″ Barrel 17-Rounds – 9mm

Product Overview

The Glock 45 Gen 6 MOS 9mm represents a refined evolution in one of the most trusted handgun platforms in the world. Designed as a crossover model, it combines a full-size frame with a compact slide, featuring a 4.02″ barrel for an optimal balance of sight radius, controllability, and concealment. This 9mm Luger pistol is engineered for the serious user who demands reliability for duty, home defense, or intensive training. Its 17+1 round capacity provides substantial firepower, while the Modular Optic System (MOS) slide offers immediate compatibility with modern red dot sights. The Glock 45 Gen 6 MOS is built for those who prioritize proven performance, adaptability, and the seamless integration of contemporary enhancements.

Key Features

• Gen 6 MOS Platform: The latest generation incorporates the Modular Optic System (MOS), allowing for the direct mounting of popular micro red dot sights without the need for custom machining. The slide is precision-milled to accept adapter plates for a secure, stable optic fit.
• Crossover Frame Design: Utilizes a full-size grip frame to accommodate a full 17-round magazine and provide a confident, high-hand hold, paired with a compact slide for smoother draw strokes and reduced muzzle-heavy weight distribution.
• 4.02″ Glock Marksman Barrel (GMB): The cold-hammer-forged barrel features enhanced polygonal rifling and tighter tolerances, designed to deliver improved accuracy and consistent performance with a wide range of 9mm ammunition.
• Robust Polymer Frame with Interchangeable Backstraps: The durable, lightweight polymer frame includes multiple backstrap sizes to customize grip circumference and feel, ensuring a proper fit for a wide variety of hand sizes.
• 17-Round Standard Capacity: Ships with standard 17-round magazines, offering a substantial ammunition reserve for defensive scenarios, competition stages, or extended range sessions without frequent reloading.
• Enhanced Dependability: Built to the same rigorous standards as all Glock pistols, it features the Safe Action system and is known for its simplicity, durability, and ability to function in demanding conditions with minimal maintenance.

Performance & Applications

This pistol’s design caters to users who require a versatile tool capable of excelling in multiple roles. Its specific configuration makes it suitable for several key applications.

For duty or home defense, the Glock 45 Gen 6 MOS offers a compelling package. The full-size grip ensures positive weapon retention and control during high-stress situations, while the 17-round capacity meets the needs of most defensive protocols. The MOS-ready slide allows for the addition of a red dot sight, which can significantly accelerate target acquisition and improve accuracy in low-light conditions, a critical advantage for a defensive firearm.

As a training and competition platform, its balanced feel and inherent Glock reliability are major assets. The crossover design reduces muzzle flip compared to shorter-barreled compacts, allowing for faster, more accurate follow-up shots during drills or action pistol events. The optic-ready capability future-proofs the pistol, enabling shooters to train with the same modern sighting systems increasingly used across practical shooting disciplines.

About Glock

Glock Ges.m.b.H. is not merely a firearm manufacturer; it is the entity that redefined modern service pistols. Introduced in the 1980s, Glock’s innovative use of polymer frames and its simplified Safe Action operating system set a new global standard for reliability, durability, and safety. The company’s commitment to continuous, incremental improvement is evident in its generational updates, each refining ergonomics, finish, and performance based on real-world feedback from military, law enforcement, and civilian users worldwide. When you choose a Glock, you are selecting a tool born from decades of engineering expertise and proven under the most stringent conditions imaginable. This legacy of trust is embedded in every component of the Glock 45 Gen 6.

Why Buy From PRK Arms

PRK Arms operates as a professional firearms retailer rooted in California’s Central Valley. Our physical location in Fresno, CA, is staffed by knowledgeable individuals who understand the products we sell and the regulations that govern their sale. We prioritize a straightforward, compliant purchasing process, ensuring all transactions are handled with accuracy and respect for the law. Our focus is on providing clear information, reliable service, and access to quality firearms from industry-leading manufacturers like Glock, serving both new and experienced shooters in our community.

Make Your Decision

The Glock 45 Gen 6 MOS 9mm is a thoughtfully engineered handgun that bridges the gap between full-size duty weapons and compact concealed carry options. It delivers the proven reliability of the Glock system while embracing the modern shift toward optic-equipped handguns. Its specifications—from the 4.02″ barrel and 17-round capacity to the polymer frame and MOS-ready slide—are all oriented toward real-world performance. Consider this model if you seek a versatile, adaptable, and utterly dependable 9mm platform ready for today’s demands and tomorrow’s advancements.

Technical Specifications

Frequently Asked Questions