Pro Mag Kel-Tec P-11 9MM Pistol Magazine Steel Blue 10 Round KEL 01-10RD. This magazine comes with a follower and bumper/base plate made of an impact-resistant black polymer material; and uses heat treated Chrome-silicon wire for reliable feeding and long spring life. Specifications for Pro Mag Kel-Tec P-11 9MM Pistol Magazine: Manufacturer: ProMag Gun Make: Kel-Tec Gun Model: Kel-Tec P-11 9mm Caliber: 9mm Luger Magazine Capacity: 10 Round Color: Blue Fabric/Material: Steel Package Contents: Pro Mag Kel-Tec P-11 9MM Pistol Magazine What firearm models does the manufacturer say Pro Mag Kel-Tec P-11 9MM Pistol Magazine is compatible with? The manufacturer says that Pro Mag Kel-Tec P-11 9MM Pistol Magazine is compatible with Kel-Tec P-11 9mmPro Mag KEL 01-10RD: Kel-Tec P-11 9MM Pistol Magazine Steel Blue 10 Round