... conveyor Double roller telescopic conveyor Plastic skate wheels telescopic conveyor Electric o belt telescopic conveyor Steel skate wheels telescopic conveyorNameDiameter (mm)Each unit min ... ,50350mm1150mm20,2545,55Double roller telescopic conveyor38,50350mm, 500mm1150mm20,2545,55skate wheels telescopic conveyor38,48350mm1150mm1530Electric telescopic conveyor38,50350mm1150mm20,2545,55