The Taurus PT101 is the adjustable-sight .40 S&W variant, corresponding to the PT99 in 9mm. Adds a fully adjustable rear sight to the PT100 platform for competitive and target shooting applications. Type: Semi-Auto Pistol Action: Double-Action/Single-Action Caliber: .40 S&W Capacity: 11 Year introduced: 1993, Brazil Weight: 35 oz Overall length: 8.5" Status: Active Intended use: Target, Competition