Drywall Metal Stud and track. We have our own professional plant manufacturing metal building materials such as C channel, U channel metal studs, tracks and so on. Specifications: 38x12, 50x32, 50x40, 60x27, 70x32, 70x40, 70x45, 75x40, 100x40, 100x50, thickness: 0.4~1.2mm. Your sizes also acceptable.Welcome to inquiry. Drywall Metal Stud