Walther PDP, Striker Fired, Semi-automatic, Polymer Frame Pistol, Full Size, 9MM, 5" Barrel, Black, Adjustable Rear Sight, 18 Rounds, Optics Ready 2844001Optics Ready Slide Performance Duty Trigger Performance Duty Grip Texture • Action: Striker Fired • Capacity: 18 rd. • Finish: Matte Black • Sights: White Dot • Barrel length: 5" • Overall length: 8.5" • 15in Free-Float MLOK Rail/ Ambi Bolt Release