Seal, Wash Back Catalog number: 11-1603 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-11312 PEEK™ Rotor, HPV Price on request 11-4181 Seal Wash (0.0787 ID, Fixed), 2/pk Price on request CTS-5531-07 Solvent Bottle Filter, 7/pk Price on request