SUS Tubing B Back Catalog number: CTS-21044 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended CTS-10493 Check Valve Cartridge, 2/pk Price on request 11-1598 Check Valve Assembly, Inlet Price on request CTS-21095 Seal Wash (0.0787 ID, Fixed, Bio), 2/pk Price on request