Original Pentax spare part for Pentax and Foras water pumps. Suitable for the pump models:KM50 230-50 (PF030040000ZX),KM50 110/220-50 (PF030040005ZX),KM50T 230/400-50 (PF030040040ZX),KB100 230-50 (PF040060000ZX),KB100T 230/400-50 (PF040060040ZX)We sell only Original spare parts from the manufacturer. Do not use analogue parts that could damage your pump.