The TRP (Tactical Response Pistol) is Springfield's duty-focused premium 1911, developed in cooperation with the FBI HRT. Features a match-grade barrel, Novak Lo-Mount sights, G10 grips, and a forged stainless frame. Type: Pistol Action: Semi-Automatic Caliber: .45 ACP Capacity: 7 Year introduced: 1998, USA Weight: 41 oz Overall length: 8.6" Status: Active Intended use: Duty, Law Enforcement, Tactical