Sapphire Plunger Back Catalog number: CTS-11425 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-10772 Pump Seals, Low Pressure Price on request PL7075600 MarvelXACT PLS 75µm x 600mm Price on request CTS-21586 1100 Series Essential Pack, G1310A/G1311A Pump Price on request