supply of coupler body with shank wear plate welded on to the coupler body shank for transition cbc to rdso drg. no. sk.62724, alt 31 or latest, item no. 18 & 10 (welded together) to spec no. str no.56-bd-07 (rev.0) with amendment no.2 of sep-16.coupler body with shank wear plate welded on to the coupler body shank for transition cbc to rdso drg. no. sk.62724, alt 31 or latest, item no. 18 & 10 (welded together) to spec no. str no.56-bd-07 (rev.0) with amendment no.2 of sep-16.,coupler body with shank wear plate welded on to the coupler body shank for transition cbc to rdso drg. no. sk.62724, alt 31 or latest, item no. 18 & 10 (welded t ogether) to spec no. str no.56-bd-07 (rev.0) with amendment no.2 of sep-16. [ warranty pe riod: 30 months after the date of delivery ] ]