Sapphire Plunger Back Catalog number: CTS-10475-1 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-A159 Inlet Check Valve Price on request CTS-A096 Syringe Assembly, 250μL Price on request CTS-21240 ACQUITY I-Class SM-FTN Performance Maint. Kit,2890 Price on request