Check Valve, Double Ball & Seat Back Catalog number: CTS-A11095 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-11313 PEEK™ Rotor, LPV Price on request CTS-21287 Needle Kit, 15 µL with Needle Seat and Needle Guid Price on request 11-1596 Piston Assembly, Sapphire Price on request