Walther CP88, Blued, 4 inch barrel, CO2 pistol Uses a 12-gram CO2 cartridge 8-round rotary magazine .177 caliber pellets Up to 400 FPS Rifled 4" steel barrel Single- and double-action trigger system Adjustable rear sights for windage Contoured checkered grips Frame-mounted thumb safety Includes foam-lined hard case and two rotary magazines Read more about the Walther CP88 by Dennis Adler.