This is a used Glock 21SF Gen3 pistol chambered in 45 ACP. It features a 4.60-inch barrel, 13-round magazine, picatinny rail, ambidextrous magazine release, and Glock tritium sights. Overall, this Glock is in good condition with normal wear on the slide and barrel. The tritium in the sights are dim due to age. This would be a good choice for home defense. Buy online today!