Beta-Technology Tube 022028 Detergent Capacity Tube Kit Use with any 8oz pump that has the "Green Roller" Specifications: Color: Beige ID (Inch): 0.188 ID (MM): 3.18 OD (Inch): 0.375 OD (MM): 9.53 Length: 9" Long Lube: Dow Corning 111, Coat inside radius of tube along the path the roller will travel. Beta Technology Replacement Pump Tube, Detergent Capacity 8oz Pumps P/N 022028 or P/N D022028