Designed for professionals, Glock 20 For Sale trusted by law enforcement officers and military personnel around the globe because of its unsurpassed reliability, Glock 20 optimal magazine capacity of 17 rounds in the standard magazine, and its low weight. With the signature “Safe Action” trigger system, the Glock 20 For Sale 9 mm Luger pistol is safe, easy, and quick – precisely what you need in critical situations.