supply of supply and erection of accessories for modification over axle box for fitment of pulse/micro-controller-based indicating and recording system for mark iii tower wagonsupply and erection of accessories for modification over axle box for fitment of pulse/micro-controller-based indicating and recording system for mark iii tower wagon,supply and erection of accessories for modification over axle box for fitment of pulse generat or (speed sensor) over axle for 4 wheeler mark iii tower wagon. [ warranty period: 30 months after the date of delivery ] ] , supply, erection, testing and commissioning of micro-controller-based indicating and recordi ng system for mark iii tower wagon as per rdso spec. no. mp.0.3700-07 rev.07, august 2017. each set c onsists-of: 1) recorder cum indicating unit -01 no. 2) speed indicating unit -01 no. 3) pulse generator (spe ed sensor) -01 no. 4) junction box -01 no. 5) connecting cables -01 set for tower car 6) mounting accessor ies -01 set. [ warranty period: 30 months after the date of delivery ] ]