Single JBT dispensers provide efficient and reliable tissue dispensing. Built to meet San Jamar’s high quality standards, durable single JBT dispensers work with any universal jumbo bath tissue, 9 or 12 inch. Single 12" JBT Classic Style—Classic smooth cover. For Roll Size: 12"; Roll Type: Jumbo; Capacity (text): (1) 12" roll with 3 1/4" core diameter; Color(s): Transparent Black Pearl.