Item Number: 901-MO10-D2.8Product Category: TherMOstat Sizing KitsDual 71.12mm/2.8" Bubbler Kit (fits 68.58mm - 73.41mm bubblers) Specifications Bubbler OD Nominal Dimensions (ND): 71.12 mm2.80 inBubbler OD Min: 68.58 mm2.70 inBubbler OD Max: 73.41 mm2.89 inBubblers per Thermostat: 2 x 1Fits to: 68.58mm - 73.41mm bubblers Related Products TherMOstat 10.0