Mec-Gar Springfield Armory Prodigy 9mm Pistol Magazine 22 Round Black. Specifications for Mec-Gar Springfield Armory Prodigy 9mm 22 Round Pistol Magazine: Manufacturer: Mec-Gar Gun Make: Springfield Armory Gun Model: STI International 2011 Caliber: 9mm Luger Magazine Capacity: 22 Round Color: Black Fabric/Material: Steel Features of Mec-Gar Springfield Armory Prodigy 9mm 22 Round Pistol Magazine Anti-Friction coating allows for easy loading reduced malfunctions and superior anti-corrosion properties Package Contents: Mec-Gar Springfield Armory Prodigy 9mm 22 Round Pistol Magazine What firearm models does the manufacturer say Mec-Gar Springfield Armory Prodigy 9mm 22 Round Pistol Magazine is compatible with? The manufacturer says that Mec-Gar Springfield Armory Prodigy 9mm 22 Round Pistol Magazine is compatible with STI International 2011Mec-Gar MG20112200A-22RD: Springfield Armory Prodigy 9mm Pistol Magazine 22 Round Black