ProMag Polymer Pistol Magazine CZ Scorpion 9mm 50-Round Dark Earth 50RD. It is constructed of DuPont Zytel polymer with injection molded mag follower and mag spring formed from chrome silicone wire. Specifications for ProMag CZ Scorpion 9mm Luger 50 Round Pistol Magazine: Manufacturer: ProMag Fabric/Material: Polymer Magazine Capacity: 50 Round Caliber: 9mm Luger Gun Make: CZ Gun Model: CZ Scorpion Magazine Type: Drum Package Contents: ProMag CZ Scorpion 9mm Luger 50 Round Pistol Magazine What firearm models does the manufacturer say ProMag CZ Scorpion 9mm Luger 50 Round Pistol Magazine is compatible with? The manufacturer suggests that ProMag CZ Scorpion 9mm Luger 50 Round Pistol Magazine is compatible with CZ ScorpionProMag DRM-A22-FDE-50RD: Polymer Pistol Magazine CZ Scorpion 9mm 50-Round Dark Earth