This listing is for a Great Condition ESAB OXWELD® TYPE R89-2M-680 LINDE INERT GAS REGULATOR as can be seen in the pictures.
This is in great working order.
Technical Data on this can be found by GOOGLING the following link: esab.com.mx/literature/gas%20apparatus/regulators/regulators_r-89_series_f-11-447-l.pdf
