Sapphire Plunger, Alliance Back Catalog number: CTS-10476 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21406 Peristaltic Pump Cartridge, WPS/AC Price on request CTS-2294-04 Plunger Seals, 4/pk Price on request 11-4052 Needle Seal, SIL-30AC, SIL-30ACMP Price on request