Cable drum set, standard lift system, max door height 10175mm / 1 1/4" shaft

Cable drum set, standard lift system, maximum door height of 10175mm, with 1 1/4" shaft hole. Lifting cable provided with aluminium cable sleeve can be hooked into camber of the drum, or passed through drum and fixed with hollow-head screw. Easy cable length adjustment. Drum fixed to shaft through the key by 1 screw hollow head M8.