Double your dispensing capacity. Looking for a single roll bathroom tissue dispenser that offers higher capacity than most systems? This single-roll bathroom tissue dispenser is more compact than the leading high capacity SRB system. It offers double the capacity of competing systems. For Roll Size: 4" x 3.94"; Roll Type: Standard; Capacity (text): (4) Rolls of Scott or Cottonelle Coreless and Scott Small Core; Color(s): White.