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 702662 CenterGuide Marathon Septa N 11.5 2 444,00 Kč 5183-4762 Septa Non-Stick Long Life 5mm 50PK 3 169,30 Kč 702656 CenterGuide AG3 Septa N 9 1 742,00 Kč