Grand Power K100 MK23 Specifications Manufacturer: Grand Power Model: K100 MK23 Type: Semi-Automatic Pistol Action: DA/SA Caliber: 9mm Luger Barrel Length: 4.25 in Barrel Material: Stainless Steel Barrel Finish: Stainless Barrel Description: Rotating Capacity: 15 Rounds Frame Material: Polymer Frame Size: Full Size Frame Finish: Black Matte Frame Description: Polymer Frame with Picatinny Rail Slide Material: Steel Slide Finish: Black Slide Description: Optic Ready / Serrated Grips: Black Textured Interchangeable Backstraps Sights: 3-Dot White Optics Plates: 4 Included Safety: Manual OAL: 7.95 in Height: 5.24 in Width: 1.34 in Weight: 1.54 lbs Magazines Included: 3 - 15 Round