Is used for High lift doors. Supplied with 2 set screws forfixation on shaft. One cable set screw for cable fixation. Formore information ask for a customer drawing. Minimum walloffset= 152mm. Max torque bolts 20Nm. Material: Aluminium Max. High lift: 3142 mm at 0.5 safety winding: 1913 mm at 2.0 safety winding Max. door weight: 1000 kg Max. cable diameter: 6mm. Shaft diameter: 1 ¼ " (31.75 mm). Marking: Red = Left, Black = Right.