supply of supply of set of brake caliper unit consisting of two items .supply of set of brake caliper unit consisting of two items .,set of brake caliper unit consisting of two items 1) brake caliper qty -2 nos, 2) brake cylinder qty-1 nos, (lh) & 1 no: (rh) for axle mounted disc brake system of lhb coaches {disc brake unit ac car (without hand brake provision) as per escorts part no. ieb 8121b (90026-225/1210/10) for ac/nac coaches -lh - 1 no. and disc brake unit ac car (without hand brake provision) as per escorts part no.ieb 8121b (90026- 225/1210/10) for ac/nac coaches -rh - 1 no. make: escorts.} [ warranty period: 30 months after the date of delivery ]