supply of anchor bracket for bobrn wagonsanchor bracket for bobrn wagons,anchor bracket for bobrn wagons as per rdso drawing wd-91071-s-54 , alt -9, item no 3. ( non copper bearing material also acceptable). [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] , anchor bracket for bobyn wagons as per rdso drawing no sk - 77544 , alt -7, item no 7. ( alt 7 only required for old bobyn wagons, non copper bearing material also acceptable) [ warranty perio d: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] => limited