The P7PSP (Polizei Selbstlade Pistole) is the original prototype and early production variant of what became the P7M8, developed for the West German police requirement that produced both the P7 and the Walther P5 and SIG P6. The PSP is the purest expression of the squeeze-cocking gas-delayed blowback concept before production refinements. Type: Pistol Action: Semi-Automatic Caliber: 9mm Capacity: 8 Year introduced: 1976, Germany Weight: 28 oz Overall length: 6.54" Status: Discontinued Intended use: law_enforcement, collector