ACQUITY H-Class QSM Performance Maintenance Kit Back Catalog number: CTS-11335 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21010 Cartridge Check Valve Housing, 2/pk Price on request CTS-11313 PEEK™ Rotor, LPV Price on request 11-4048 PEEK™ Needle Seal, SIL-30AC, SIL-30ACMP Price on request