American-made roller-delayed blowback pistol chambered in 9mm with an 8.86-inch barrel. PTR Industries builds HK91/MP5-pattern firearms using original HK tooling acquired from Portugal. Type: Pistol Action: Semi-Automatic Caliber: 9mm Capacity: 30 Year introduced: 2014, USA Weight: 5.2 oz Overall length: 13.4" Status: Active Intended use: Range / PDW / Collector