CZ 91731 A01-LD 9mm Luger 4.90" 19+1 Blued Blued Steel Slide Checkered Black Polymer Grip. This Custom CZ A01 features virtually everything a handgun enthusiast desires. It comes standard with two 19-Round magazines, fiber optic front sight, a manual safety, and stylish black checkered grips. It features an ambidextrous manual safety, match grade stainless steel bull barrel, and a double action/single action trigger mechanism.