Performance Center Shield 9mm with a ported 3.1-inch barrel and ported slide, Hi-Viz fiber optic front sight, and enhanced trigger. Predates the Shield Plus — built on the original single-stack Shield platform. Discontinued when the Shield Plus replaced the Shield. Type: Pistol Action: Semi-Automatic Caliber: 9mm Capacity: 8 Year introduced: 2016, USA Weight: 18.3 oz Overall length: 6.1" Status: Discontinued Intended use: Concealed Carry / Backup