Glock 45 Gen 6 MOS 9mm 4.02″ Barrel 10-Rounds – 9mm

Product Overview

The Glock 45 Gen 6 MOS 9mm represents a refined evolution in one of the most trusted handgun platforms available. This model combines the full-size frame of a duty pistol with the compact slide of a more concealable firearm, a design philosophy Glock calls the “crossover.” Chambered in 9mm Luger with a 10-round magazine capacity and a 4.02-inch barrel, it is engineered for shooters who demand a full-handed grip and a balanced, soft-shooting experience. The Gen 6 MOS designation means it comes from the latest generation with a Modular Optic System slide, ready for a red dot sight straight from the box. This pistol is ideally suited for law enforcement professionals, qualified armed citizens seeking a home defense firearm, and dedicated competitors or trainers who value reliability above all. Its primary uses span from duty carry and personal protection to intensive range training and practical shooting sports.

Key Features

• Gen 6 MOS Optic-Ready Slide: The slide is precision-milled from the factory to accept a wide array of popular micro red dot sights (MOS plates sold separately), allowing for rapid target acquisition and enhanced accuracy without the need for aftermarket machining.
• Crossover Frame Design: Features the full-size “Glock 17” frame for a complete, controllable grip, paired with the compact “Glock 19” length slide and 4.02-inch barrel. This creates an optimal balance of shootability and holster compatibility.
• 10-Round Magazine: Provides a compliant capacity for users in regulated states while maintaining the standard magazine footprint. Built with Glock’s legendary reliability for consistent feeding and function.
• Polymer Frame with Interchangeable Backstraps: The durable, lightweight polymer frame includes multiple backstrap sizes to customize the grip circumference and feel to fit a wide variety of hand sizes, promoting proper ergonomics and shooter comfort.
• GMB Barrel & Fixed Sights: Equipped with a Glock Marksman Barrel (GMB) for improved accuracy potential. It comes with standard, durable fixed sights that provide a clear sight picture and can co-witness with a mounted red dot optic.
• Latest Generation Enhancements: As a Gen 6 model, it incorporates Glock’s most recent iterative improvements in finish, internal components, and overall reliability, building upon decades of proven performance.

Performance & Applications

For the qualified individual seeking a primary home defense firearm, the Glock 45 Gen 6 MOS offers significant advantages. The 9mm chambering provides effective ballistic performance with manageable recoil, a critical factor in high-stress situations. The full-size frame allows for a firm, high grip that directly mitigates muzzle rise, enabling faster, more accurate follow-up shots. The optic-ready capability means you can later add a red dot sight, which dramatically simplifies the sight alignment process under pressure, especially in low-light conditions common to defensive scenarios.

As a dedicated training and competition pistol, its design excels. The balanced crossover configuration reduces perceived fatigue during extended range sessions, while the consistent trigger pull and renowned reliability allow shooters to focus entirely on fundamentals and skill development. For those involved in practical shooting sports like USPSA or IDPA in appropriate divisions, the Glock 45 provides a robust, no-fuss platform that emphasizes shooter skill over mechanical complexity. Its widespread use also means holsters, magazines, and aftermarket support are universally available.

About Glock

Glock Ges.m.b.H. is not merely a firearm manufacturer; it is the company that fundamentally reshaped modern handgun design and set the global standard for reliability. Introduced in the 1980s with the adoption by the Austrian military, Glock’s “Safe Action” system and polymer-frame construction were revolutionary. Decades later, that core design principle remains, refined through continuous, evidence-based iteration. Glock’s reputation is built on a track record of extreme durability, often exceeding tens of thousands of rounds without failure in official torture tests and real-world use. This is why it remains the sidearm of choice for a vast majority of U.S. law enforcement agencies, military units worldwide, and countless responsible citizens. When you choose a Glock, you are selecting a tool engineered with a singular purpose: to function flawlessly when called upon, backed by a legacy of proven performance in the most demanding environments.

Why Buy From PRK Arms

PRK Arms is a established firearms retailer based in Fresno, California, serving shooters throughout the Central Valley and beyond. We operate on the principle that selling a firearm is the beginning of a customer relationship, not the end of a transaction. Our staff are knowledgeable enthusiasts who use and understand the products we sell. We take the time to ensure your purchase process, from selection to paperwork, is handled with accuracy and professionalism. For our local customers, our Fresno location provides a hands-on opportunity to see and discuss firearms in person with a team that values your business and your safety.

Make Your Decision

The Glock 45 Gen 6 MOS 9mm is a thoughtfully engineered handgun that brings together the best attributes of full-size control and compact slide efficiency, all while being prepared for the future of sighting technology. It is a serious tool for serious purposes, built by a brand with an unparalleled reputation for reliability. Consider your specific needs for grip, sighting options, and application. If a balanced, duty-proven 9mm platform that can seamlessly adapt to a red dot sight aligns with your requirements, this Gen 6 model stands as a compelling choice. We encourage you to conduct your own research and handle one in person to appreciate its ergonomics and balance.

Technical Specifications

Frequently Asked Questions