Glock 21 Gen5 MOS .45 ACP 4.61in Rebuilt

Description

The Glock 21 Gen5 MOS is an optics-ready full-size handgun chambered in .45 ACP with a 4.61-inch barrel. This listing reflects a rebuilt example that retains core Gen5 features such as the rough textured frame and modular backstrap. The MOS slide accepts optic plates for common footprint red dots and the internal dual recoil spring assembly extends service life.

Key Specifications

• The model is identified as the Glock 21 Gen5 MOS.
• Chambering is .45 ACP.
• The barrel measures 4.61 inches.
• This example is listed in rebuilt condition.
• The slide is an MOS optics-ready slide for red dot compatibility.
• The frame features Gen5 rough textured technology for improved grip.
• The grip includes a modular backstrap system to adjust hand fit.
• The pistol uses a dual recoil spring assembly to increase system life.
• It has a reversible enlarged magazine catch to suit left- or right-handed users.
• The finish is listed as black in the source data.

Durable, optics-ready, and built around proven Gen5 features, this Glock 21 Gen5 MOS in rebuilt condition is a practical choice for duty, range work, and personal defense use where a full-size .45 ACP platform is preferred. Its optics compatibility and user-adjustable ergonomics help adapt the pistol to a wide range of shooters and applications.

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