Item Number: 901-MO10-D3.0Product Category: TherMOstat Sizing KitsDual 76.20mm/3" Bubbler Kit (fits 73.66mm - 78.49mm bubblers) Specifications Bubbler OD Nominal Dimensions (ND): 76.20 mm3.00 inBubbler OD Min: 73.66 mm2.90 inBubbler OD Max: 78.49 mm3.09 inBubblers per Thermostat: 2 x 1Fits to: 73.66mm - 78.49mm bubblers Related Products TherMOstat 10.0