tender for slack adjuster complete type irsa-600 for box wagon to r.d.s.os drg.no. wd-82064-s-01-rc, item.no.1 to 48, alt.no.-12(twelve) or latest and r.d.s.os specn.no.07-abr-92 with amendmentno.-4 of july 2000 or latest. length of control rod is 775 1 mm.