Sorry, this product cannot be purchased. HRE Retrofit Kit B Category: Lorentz Parts Description Description Adaptor to fit HRE Pump to HR Motor Part # 19-001830 Related products Pump HR04H-1 Pump end HR helical rotor 0 – 10 deg C part# 12-000500 Pump HR04-2 Pump end HR helical rotor 10 – 20 deg C part# 12-000270 Pump HR05HL-4 Pump end HR helical rotor 30 – 40 deg C part# 12-000650 Pump HR07-3 Pump end HR helical rotor 20 – 30 deg C part# 12-000760