A semi automatic handgun like the CZ P-10C is only as reliable as its magazine and its ammunition. The best source for handgun magazines is the factory, The CZ P-10C 15rd factory magazine is made to the highest standard with only the highest quality materials. Metal body with black finish allows the magazine to drop free even when dirty. High quality steel springs are resistant to taking a "set" and will feed your CZ P-10C reliably for years to come. The 15rd 9mm capacity is restricted in some states, but those who live in free parts of the country can enjoy the high capacity goodness of the CZ P-10C factory magazine.