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 5183-4757 Septa Non-Stick BTO Inlet 11mm 50pk 2 676,24 Kč 5183-4762 Septa Non-Stick Long Life 5mm 50PK 3 016,44 Kč 5183-4761-100 Septa Non-Stick Long Life 11mm 100pk 5 397,84 Kč