Sapphire Plunger Back Catalog number: CTS-5656 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21015 Ferrule, 1/16", SS, 3/pk Price on request CTS-2294-04 Plunger Seals, 4/pk Price on request CTS-21163 Rotor Seal, 2-Groove Price on request