Seal Extension Tube Back Catalog number: 11-2569 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended CTS-21469 250 μL Syringe, High Pressure Price on request CTS-21586 1100 Series Essential Pack, G1310A/G1311A Pump Price on request CTS-5464 Clip Ring, Plunger Retainer Price on request