Scotch(R) Mainline Dispenser P56 is a pull-and-cut dispenser that holds tapes, or a combination of tape rolls, up to 6 inches wide. Plastic construction. Max roll diameter: 6 7/8 inch. Scotch(R) Mainline Dispenser P56 designed to be attached to a flat work surface. Dispenses film-backed, filament reinforced and paper tapes.