1100 Series Essential Pack, G1310A/G1311A Pump Back Catalog number: CTS-21586 Availability: In the manufacturer's stock Price on request - + Recommended CTS-6613 Black Plunger Seal Price on request CTS-A138 Ceramic Plunger Assembly Price on request PS7025600 MarvelXACT™ PEEKsil™ 25µm ID x 600mm Price on request