Glock 20 Gen 3 10mm Auto

Updated August 24, 2026

This Glock 20 Gen3 semi-automatic pistol is chambered in 10mm Auto and offers the substantial power of that cartridge in Glock’s proven full-size polymer-frame platform. Serial number CCPA924, this example features an approximately 4.5" barrel with a shiny bore and remains in good overall condition. The pistol utilizes the familiar Gen3 polymer frame with finger-groove grip profile paired with a steel slide and Glock’s straightforward striker-fired operating system. Two magazines are included along with the original Glock hard case, adding to the completeness and overall appeal of the package. The Glock 20 has long held a special place in the company’s lineup as one of the best-known full-size semi-automatic pistols chambered for 10mm Auto. Its combination of high-capacity design and powerful chambering has earned it a loyal following, while the Gen3 configuration remains particularly popular among longtime Glock enthusiasts. With two magazines, original case, shiny bore, and classic Gen3 styling, this is a desirable 10mm Glock package. Please see photos. Glock 20 Gen 3 10mm Auto Semi 4.5 Shiny CCPA924 Good

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