... quality 2. competitive price 3. time delivery MJRS-2 Electrical Roll StandCharacteristics1) The structure is symmetrical, can load two rolls raw ... , can change the paper roll without stop the machine. The tighten, loosen, up and down, move for center, left and right moving ... the dolly have direction-leading wheel, can send the paper roll stably. 2) Rails are installed inside of the floor, main ...