The OSP (Optical Sight Pistol) variant of the Hellcat ships with a Shield RMSc-footprint optics cut milled into the slide, accepting micro red dots without requiring a separate adapter plate. Type: Pistol Action: Semi-Automatic Caliber: 9mm Capacity: 13 Year introduced: 2019, USA Weight: 18.3 oz Overall length: 6" Status: Active Intended use: Concealed Carry, Personal Defense