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 5190-3157 Septa Non-stick BTO 11mm 400/pk 18 030,60 Kč G1545-80530 PCOC 530um Septum Nut 3 602,88 Kč 702626 Silicon septa PTFE, N11 2 528,00 Kč