Seal Wash (0.0787 ID, Fixed, Bio), 2/pk Back Catalog number: CTS-21095 Availability: In the manufacturer's stock Price on request - + Recommended 11-3889 Needle Seat Assembly, 0.12mm ID Price on request CTS-21586 1100 Series Essential Pack, G1310A/G1311A Pump Price on request CTS-0069 Tubing, Head to Tee Price on request