HomeHPLC Replacement PartsTube Assy, Transducer to Check Valve, I2VTube Assy, Transducer to Check Valve, I2V Tube Assy, Transducer to Check Valve, I2V Add to quote This product is already in your quote request list. Browse the list Description Description Reference WB422 OEM Part 430001773 Models: ACQUITY® I-Class BSM, ACQUITY UPLC® BSM, ACQUITY UPLC® I2V BSM