The ISO-K to ISO-K Conical Reducing Adaptor is made out of Stainless Steel. ISO-K Flange Series are comprised of two smooth faces flanges clamped together with a combination of metal centering rings, and elastomeric O-Rings. The ISO to ISO Conical Reducing Adaptor is available in the following sizes: ISO 80 x ISO 63, ISO 100 x ISO 63, ISO 100 x ISO 80, ISO 160 x ISO 63
