Caliber: 9mm. Capacity: 7-round magazine. Barrel: 3.15 in. Weight: 15.6 oz. Features: The easily concealed Micro 9 features mild recoil, smooth trigger pull and the intuitive operation of a 1911 platform. Micro 9 slides are made to the tightest allowable tolerances, with barrels machined from stainless steel for superior resistance to moisture. All Micro 9 frames are shaped from the finest aluminum for integrity and strength. Lowered and flared ejection ports for flawless ejection and a beveled magazine well for fast, positive loading. In 2020, Kimber offered 15 different Micro 9 models with a total of 26 variations.