Original Pentax spare part for Pentax and Foras water pumps. Suitable for the pump models:KBJ300 230-50 (PF090090000Z),KBJ300/1 230-50 (PF090090100Z),JA300 230-50 (PF000090000Z),JA300-1 230-50 (PF000090100Z)We sell only Original spare parts from the manufacturer. Do not use analogue parts that could damage your pump.