The Wilson Combat Bullet Proof Slide Stop is engineered for precision and durability crafted from high-quality stainless steel to ensure reliability in your 1911 firearm. Designed to fit .38 Super .357 and 9mm caliber pistols this slide stop is compatible with various 1911 models including the Commander Government and Officers variants. With a focus on enhancing performance this component is a vital upgrade for any shooter seeking optimal function and longevity in their firearm system.