Description20mm Septa, Silicone white/PTFE beige, 45° shore A, 3.2mm SpecificationsFeaturesDocuments 20mm Septa, Silicone white/PTFE beige, 45° shore A, 3.2mm Diameter (d) - mm 20 Colour Wit / Beige Durometer 45° shore A Thickness (w1) - mm 3.2 Material Silicone / PTFE Quantity per pack 1000 stuks in PE-zak