Septa 17.5mm for ND18, Silicone blue/PTFE white, 1,3mm, pk/100 Back Catalog number: 17021417 Availability: In the manufacturer's stock Price on request - + Recommended 702604 Silicon septa soft, N 11 1 886,00 Kč 702663 CenterGuide Marathon Septa Shimadzu 2 365,00 Kč 702612 Standard septa, N 12 ST 1 703,00 Kč