The Kimber Micro .380 ACP/9mm Stainless Magazine Catch Assembly 4100191 is a premium replacement part designed to enhance the reliability and performance of your Kimber Micro pistol. Crafted from stainless steel, this magazine catch assembly offers superior durability and corrosion resistance. Compatible with both .380 ACP and 9mm models, this assembly ensures secure magazine retention and smooth release, making it an essential accessory for maintaining the optimal functioning of your firearm.