Seal Wash (0.0787 ID, Fixed, Bio), 2/pk Back Catalog number: CTS-21095 Availability: In the manufacturer's stock Price on request - + Recommended 11-1597 Piston Assembly, TZP Price on request CTS-3209 Syringe Seal, 250μL/2500μL Price on request CTS-6613 Black Plunger Seal Price on request