Description17mm Septa, Silicone white/PTFE blue, 55° shore A, 1.5mm SpecificationsFeaturesDocuments 17mm Septa, Silicone white/PTFE blue, 55° shore A, 1.5mm Diameter (d) - mm 17 Colour Wit / blauw Durometer 55° shore A Thickness (w1) - mm 1.5 Material Silicone / PTFE Quantity per pack 1000 stuks in PE-zak