Stauff SN 045 F 20 B 4 Thermostaten 24° Weld Cone with O Ring blank filter Element 24° Weld Cone with O Ring for 28x3mm Pipes with O Ring Steel Off Line Filter Element Inorganic Glass Fibre 05µm Glass Fibre Outer Diameter (mm): 60 Inner Diameter (mm): 34 β ratio >200