Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.
You'll be taken to Guns.com to complete your purchase.
Hunter's Outpost earns a commission from affiliate links at no extra cost to you.
SKU: 659988
The Glock 45 MOS is a 9mm "crossover" pistol combining a compact (Glock 19-length) slide with a full-size (Glock 17-length) frame. As a Gen5 MOS model, it features an optic-ready slide, nDLC finish, front serrations, and a flared magwell for faster reloads. It offers 17+1 capacity with improved ergonomics and accuracy. Key Features and SpecificationsOptic-Ready: The Modular Optic System (MOS) allows for mounting various reflex sights.Design: Combines a 4.02-inch compact barrel/slide with a full-size grip for increased capacity and control.Generation 5 Upgrades: Features the Glock Marksman Barrel (GMB), no finger grooves, ambidextrous slide stop levers, and a reversible magazine catch.Capacity: 17+1 standard, compatible with all Glock 17/34 magazines.Finish: Durable, non-reflective nDLC coating on the slide.Grip: Rough-textured frame with interchangeable beavertail backstraps for custom sizing. Technical DataCaliber: 9x19mmOverall Length: 7.44 inches (189 mm)Slide Length: 6.85 inches (174 mm)Width: 1.34 inches (34 mm)Weight (Loaded): Approx. 30.34 oz (860 g)Trigger Pull: ~26N (approx. 5.5 lbs) Common UsesThe G45 MOS is widely used by law enforcement and is suitable for home defense, duty, and concealed carry for those comfortable with a full-size grip. It is often praised for its quick handling, high reliability, and superior trigger reset.This Gun has never been Fired, it was purchased, then traded in for a Gen6 the same week.