Tender For supply of protective tube complete for axle box guide arrangement to icf drg. no. t-0-1-610 alt. x/13, col. ii or alternatively, injection moulded polyacetal protective tube to icf drg. no. t-0-1-648 alt. f/nil as per rdso str no. rdso/2009/cg-03, amendment no. 2 of august - 2016.