TFE 3-Way Valve 4 (V4) Back Catalog number: CTS-10285 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21262 Needle, Uncoated 20 Series Price on request CTS-10758 Pump Seals, High Pressure Price on request CTS-21586 1100 Series Essential Pack, G1310A/G1311A Pump Price on request