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Glock 21 M.O.S Gen5 Rebuilt .45 ACP 4.61 Barrel 13-Rounds
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$482.99
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Updated
May 14, 2026
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GLOCK Safe Action
Includes 13-Round Magazine
Modular Back Strap System
nDLC Surface Finish
No Finger Grooves
Optics Ready with MOS Configuration
Specifications
Description
Glock 21 Gen 5 MOS Features The Glock 21 Gen 5 MOS incorporates Glock's latest advancements including an nDLC-coated slide for enhanced durability and corrosion resistance. The interchangeable backstraps provide a customizable grip ensuring a secure and ergonomic fit. The Glock Marksman Barrel (GMB) features enhanced rifling for improved accuracy while the flared magwell allows for faster reloads. The MOS-cut slide accommodates a variety of popular red dot optics making it a versatile choice for duty or competition use. Glock 21 Gen 5 MOS Specifications Caliber: .45 ACP Action: Striker-Fired Semi-Automatic Barrel Length: 4.61 inches Frame Material: Polymer Frame Finish: Matte Black Slide Material: Steel Slide Finish: Black nDLC Coating Grip: Interchangeable Backstraps Sights: Standard Glock Sights (Optics-Ready MOS Cut) Magazine Capacity: 13+1 Included Magazines: One (13-round) Overall Length: 8.07 inches Height: 5.51 inches Width: 1.34 inches Weight: 29.74 oz (unloaded) Additional Features: Flared Magwell No Finger Grooves Ambidextrous Slide Stop Glock Marksman Barrel (GMB)



