Metering device Seal Back Catalog number: 11-3830 Availability: In the manufacturer's stock Price on request - + Recommended CTS-3209 Syringe Seal, 250μL/2500μL Price on request 11-4179 HPV Rotor, SIL-30AC, SIL-30ACMP Price on request 11-4126 Plunger Seal and Back Up Ring Price on request