Check Valve, Double Ball & Seat Back Catalog number: CTS-A11095 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-5531-05 Solvent Bottle Filter, 5/pk Price on request CTS-A11187 Outlet Check Valve Price on request 11-2642 Needle Port Seal, AS-100, ASI-100T Price on request