The thumb safety (TS) variant of the full-size M&P9 Gen1, featuring an ambidextrous manual safety lever. Marketed to agencies and buyers who required or preferred a manual safety on a striker-fired pistol, particularly California-compliant sales. Type: Pistol Action: Semi-Automatic Caliber: 9mm Capacity: 17 Year introduced: 2006, USA Weight: 24 oz Overall length: 7.63" Status: Discontinued Intended use: duty, law_enforcement, concealed_carry