Pump Seal, Black Back Catalog number: CTS-10394 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21262 Needle, Uncoated 20 Series Price on request CTS-21095 Seal Wash (0.0787 ID, Fixed, Bio), 2/pk Price on request 11-4152 Tubing D-L Assembly Price on request