Universal module middle clamp with simple "click function" for fixing solar modules with frame heights of 30-42 mm. Not compatible with the K2 Dome 6 System and K2 FlatRail, SolidRail L/ LS /XL and CrossRail 62/ 90. Material: Aluminium EN AW 6063 T66 / EN AW 6082 T6 / A2 / POM