Plunger Holder Back Catalog number: 11-3897 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21586 1100 Series Essential Pack, G1310A/G1311A Pump Price on request 11-3332 100μL Syringe for WPS-3000 Series Price on request 11-4126 Plunger Seal and Back Up Ring Price on request