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 5183-4761-100 Septa Non-Stick Long Life 11mm 100pk 5 667,73 Kč 5183-4759-100 Septa Non-Stick Adv Green 11mm 100pk 4 649,85 Kč 702605 Silicon septa soft, N 12 2 158,00 Kč