On-Stage LTA4770 Clamp Cable Managment, Hook set with cable management system, No more hanging cables or hook & loop straps, 4 Partition walls organize and hold different cable combinations: 1x 10 mm, 1x 12 mm, 2x 8 mm, For pipes with a diameter of 28 - 41 mm, Material: Steel and aluminium, Colour: Black, Includes M10 fixing screw, Set contents: 2 Pieces