Battery 6 Volt 242AH Wet 56206079 for Advance CMAX 28ST, Advance ConvertaMAX 20, Advance Adgressor 2820D, Advance 34RST D, Advance Adhancer R28-C, Advance Convertamatic 24D-C, Advance Warrior 28D, Advance Advenger 2400D, Advance AquaRide SE, Advance ConvertMAX 20-26 BA 550-650, SR5730 Scrubber, Convertamatic, Advance Convertamatic 265LX, Advance Convertamatic 285LX, Advance Convertamatic 20B, Advance Convertamatic 32B-BD 38BD, Advance Convertamatic 200B-BD-LX, Advance Roamer 320B, Aquamatic 26BF, Advance Hydro-Retriever 260 BHD, Advance Retriever, and Advance Convertamatic 26B.