GLOCK G21 V MOS .45 ACP Pistol, 3×10-Rd Mags

The GLOCK G21 V MOS is a full-size, semi-automatic pistol chambered in .45 ACP designed for users who want a proven platform with optics capability. This Gen5 MOS variant includes Glock Marksman Barrel features and a corrosion-resistant nDLC finish on key components. It ships with three 10-round magazines and retains fixed sights for reliable sighting while offering a slide cut for miniature optics.

Key Specifications

• Chambered in .45 ACP.
• Standard magazine capacity is 10 rounds.
• Includes 3 ten-round magazines.
• Slide is optic-ready with a proprietary slide cut (Glock Modular Optics System).
• Barrel and slide feature a nDLC surface finish for enhanced hardness and corrosion resistance.
• Frame material is polymer with Gen5 ergonomic enhancements.
• Sights are fixed.
• Action type is semi-automatic (striker-fired).
• Overall weight is listed as 27.68 oz.
• Notable features include a Glock Marksman Barrel, flared mag-well, front slide serrations, and modular optics compatibility.

The G21 V MOS balances the .45 ACP cartridge’s proven terminal performance with modern ergonomics and sighting options. Its optics-ready slide and Gen5 refinements make it practical for range use, duty applications, or a defensive sidearm where magazine capacity and reliable function are priorities. The included magazines and durable finish ensure the pistol is ready for immediate service in environments that demand durability and straightforward performance.