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 HR04-2 Pump end HR helical rotor 10 – 20 deg C part# 12-000270 Pump HR23-2 Pump end HR helical rotor 10 – 20 deg C part# 12-001710 Pump HR14-1 Pump end HR helical rotor 0 – 10 deg C part# 12-001280 Pump HR03H-1 Pump end HR helical rotor 0 – 10 deg C part# 12-000020