Check Valve, Double Ball & Seat Back Catalog number: CTS-A11095 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21586 1100 Series Essential Pack, G1310A/G1311A Pump Price on request CTS-0038 Tube, Right Inlet Pigtail Price on request CTS-11080 Alliant Solvent Mgr PM Kit Price on request