Plunger Seal, Black Back Catalog number: CTS-7162 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-11091 ACQUITY BSM Performance Maintenance Kit Price on request CTS-6809 Mobile Phase Transfer Line, TFE, 3/16" OD x 1/8" I Price on request CTS-21586 1100 Series Essential Pack, G1310A/G1311A Pump Price on request