Black Plunger Seal Back Catalog number: CTS-6613 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-10573 Injection Valve Rotor Seal Price on request CTS-5656 Sapphire Plunger Price on request PL7025150 MarvelXACT™ PLS 25µm x 150mm Price on request