supply of foot step arrangement for 920mm wide doorway slrd coaches to icf/std-2-4-001, coli-iii, item no.-1, 5 & 6, alt no.-q/nil , . [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ] dy.cmm/halisahar, er - procurement of foot step arrangement etc.