Glock 20 Gen 5 MOS 10MM 4.61″ 15RD Factory Rebuilt

A factory rebuilt Glock G20 Gen5 MOS finished in black nDLC with a serrated slide and polymer frame. Rebuilt and refinished by Glock to factory standards, this pistol combines Gen5 ergonomics and the Glock Modular Optic System (MOS) for optic compatibility, plus the power and range of the 10mm cartridge. Delivered with three magazines and a complete accessory kit, the G20 Gen5 MOS is configured for durability, accuracy, and customization.

Key Benefits

• Optic-Ready Versatility: MOS-cut slide accommodates popular miniature red-dot optics using adapter plates for faster target acquisition.

• Precision and Consistency: Glock Marksman Barrel (GMB) with polygonal rifling and target-style crown improves accuracy and longevity.

• Enhanced Control and Reloading: Flared magwell and enlarged magazine floorplate speed reloads and improve magazine handling.

Key Features

• Caliber: 10mm — powerful, flat-shooting performance for a wide range of applications.

• Gen5 Ergonomics: Ambidextrous slide stop levers, removal of finger grooves, and interchangeable backstraps for a customizable grip fit.

• Factory Rebuilt / Refinished: Completely inspected and serviced by Glock to meet factory standards; minimal wear expected.

Included Accessories

• 3 magazines (standard capacity 15 rounds each)

• Magazine loader

• Cleaning kit

• Hard pistol case

• Gun lock

• One MOS adapter plate (for optic mounting)

Specifications

• Manufacturer: Glock

• Model: G20 Gen5 MOS (Factory Rebuilt)

• MPN / SKU: UR20555MOSFS / HGN-GLK-UR20555MOSFS

• Caliber: 10mm Auto

• Action: Semi-Automatic (Safe Action system — three automatic safeties)

• Barrel Length: 4.61 inches (Glock Marksman Barrel)

• Overall Length: 7.59 inches

• Weight: 29.81 oz (unloaded)

• Capacity: 15+1 (three magazines included)

• Slide Finish: Black nDLC, serrated slide

• Frame: Black polymer with textured grip and backstraps (multiple sizes)

• Sights: Fixed — front white dot / rear white outline

• Features: MOS optic-ready slide, flared magwell, removal of finger grooves, enlarged floor plate, ambidextrous slide stop levers, flared magwell.

• Safety: Safe Action system (trigger, firing pin, drop safeties)

• Condition: Factory Rebuilt / Surplus (refinished by Glock)

• Packaging: Includes adapter plate, three magazines, mag loader, cleaning kit, pistol case, gun lock

• Country of Manufacture: USA (Glock)

• License Requirement: FFL required

• MPN: UR20555MOSFS

• UPC: 764503064470