Tube Assy, Transducer to Check Valve, I2V Back Catalog number: CTS-A11372 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-7162 Plunger Seal, Black Price on request CTS-10328 Optics Cover Window Price on request 11-3795 Sapphire Plunger w/Holder Price on request