Plunger Holder Back Catalog number: 11-3897 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-A11372 Tube Assy, Transducer to Check Valve, I2V Price on request CTS-2061 Plunger Seal, Gold Price on request CTS-21183 Peristaltic Pump Price on request