This is an ORIGINAL extractor models 1892, 1894, 64, 53 and 55 Winchester. It fits all calibers model 1894, 64, 53 and 55. This fits only .38 and .44 cal in the model 1892 rifles. (the 1892 uses the smaller cal extractor 25 and .32 caliber rounds, part number wp205-b or wp737) The extractor is held in the bolt by a pin, part number p145. new large cal extractor please see part number wp729
