Caliber: 45 ACP. Based on Les Baer’s 1911 Premier I pistol and inspired by Chrysler 1970 Hemi Cuda muscle car. Features: Double serrated slide, Baer fiber-optic front sight with green insert, VZ black recon grips with hex-head screws, hard chrome finish on all major components, Dupont S coating on barrel, trigger, hammer, ambi safety and other controls.