The VP9-B (B for high-capacity) is HK's 20-round extended capacity VP9 variant, pairing the standard VP9 slide and frame with a factory 20-round extended magazine. Designed for duty use where maximum capacity is required without moving to a larger platform. The 20-round magazine is flush-fit at the base with a slightly extended floorplate. Type: Pistol Action: Semi-Automatic Caliber: 9mm Capacity: 20 Year introduced: 2022, Germany Weight: 27 oz Overall length: 7.34" Status: Active Intended use: law_enforcement, service, tactical