Tube Assy, SSV to I2V Back Catalog number: CTS-A11374 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-2891 PTFE Diaphragm, 2/pk Price on request CTS-21586 1100 Series Essential Pack, G1310A/G1311A Pump Price on request CTS-21095 Seal Wash (0.0787 ID, Fixed, Bio), 2/pk Price on request