supply of kit for modified bolt for brake shoe , kit for modified bolt for brake shoe cosisting of 7 items for coaches fitted with bogie mo unted brake cylinder. (1)item no.8 - adjusting piece. (2)item no.9 - adjusting piece. (3)item no.10 - sp ring. (4)item no.11 - cover. (5)item no.12 - hex head bolt -(m-16x120mm) (6)item no.13- hex nut m1 6. (7)item no.14 - split pin dia 4mm x 22mm length.,for bg icf coaches. as per drg.no. icfs drg. no. t-3-1-801, alt.a, item no.8,9,10,11, specn: as per drawing. [ warranty period: 30 months after the d ate of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]