Springfield Armory 1911 EMP Magazine .40SW 8 Round Stainless Finish 8RD. Specifications for Springfield Armory 1911 EMP .40 SW 8 Round Magazine: Manufacturer: Springfield Armory Gun Make: Springfield Armory Gun Model: Springfield Armory 1911 EMP Caliber: .40 S&W Magazine Capacity: 8 Round Package Contents: Springfield Armory 1911 EMP .40 SW 8 Round Magazine What firearm models does the manufacturer say Springfield Armory 1911 EMP .40 SW 8 Round Magazine is compatible with? The manufacturer says that Springfield Armory 1911 EMP .40 SW 8 Round Magazine is compatible with Smith & Wesson SW1911 Springfield Armory 1911 EMPSpringfield Armory PI6071-8RD: 1911 EMP Magazine .40SW 8 Round Stainless Finish