Twin 9 in. Jumbo Roll Toilet Tissue Dispenser with 2 Roll 9 Tissue cavities, it Helps maintenance team replaces the new roll after the original roll finish and keep paper supply to customer. Original tissue core diameter is 1.5 in. Tissue core adapter diameter is 2 in. Transparent high-gloss Front Cover shows a clean team whether need to refill/refill the roll. Key-Lock feature. Includes strong ABS back for wall mounting.