The EGW Heavy Duty Extractor is precision-engineered for 1911 Officers frame pistols chambered in .38 Super and 9mm calibers featuring a durable blued finish.EGW Heavy Duty Extractor for 1911 pistolsCompatible with .38 Super and 9mm calibersDesigned specifically for Officers frame sizeBlued finish for corrosion resistanceHeavy duty construction for reliable extractionEssential for gunsmiths and firearms enthusiasts seeking reliable extraction performance and enhanced durability in their 1911 Officers frame pistols.