Excellent condition, very clean, ready to install. Complete with 2 copper gaskets and 12 bolts. High vacuum conflat flange to flange 2.75 X 2.75 in diameter adapter pipe by MDC Hayward. Pipe measures 5 inches long and includes 1 copper gasket. Each flange fits 6 bolts (included) Thick high quality stainless steel. Surplus from a cryogenic laboratory. Total weight 748 grams.