Plunger Seal, Black Back Catalog number: CTS-7162 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-10692 HPMV Gold Seals, 2/pk Price on request CTS-11335 ACQUITY H-Class QSM Performance Maintenance Kit Price on request 11-2525 1/4" Short Comp. Screw (Gold-Plated), 10/pk Price on request