FN America FN 509 Compact Pistol Magazine 9mm Luger 10 Round Black 1 Pack Steel. It features a stainless steel body with flat black finish high visibility anti-tilt follower and extended floorplate. Note: This mag will not work with FNS or FNX pistols. Specifications for FN America FN 509 Compact 9mm Luger 10 Round Pistol Magazine: Manufacturer: FN America Gun Make: FN Herstal Gun Model: FN 509 Compact Caliber: 9mm Luger Magazine Capacity: 10 Round Color: Black Fabric/Material: Steel Features of FN America 509c 9mm 10 Round Pistol Magazine Stainless steel body with a flat black finish High visibility anti-tilt follower Extended floorplate Package Contents: FN America FN 509 Compact 9mm Luger 10 Round Pistol Magazine What firearm models does the manufacturer say FN America FN 509 Compact 9mm Luger 10 Round Pistol Magazine is compatible with? The manufacturer suggests that FN America FN 509 Compact 9mm Luger 10 Round Pistol Magazine is compatible with FN 509 CompactFN America 20100377-10RD: FN 509 Compact Pistol Magazine 9mm Luger 10 Round Black 1 Pack Steel