supply of supply and commissioning of retro fitment of speed recorder on mark-iii tower wagon.supply and commissioning of retro fitment of speed recorder on mark-iii tower wagon.,supply and commissioning of retro fitment of speed recorder on mark-iii tower wagon. micro controller based indicating and recording system for tower wagon/ car as per rdsos spec. no. mp.0.3700 -07 rev.07 august 2017 each set consist of 1) recorder cum indicating unit - 01no. 2) speed indicating unit - 01 no., 3) pulse generator (speed sensor) - 01 no, 4) junction box - 01 no. 5) connecting cable - 01 set for tower car ) , 6) mounting accessories - 01 set and with supply and erection of accessories for modification over axle box for fitment of pulse generator (speed sensor) over axle. [ warranty period: 30 months after th e date of delivery) [ warranty period: 30 months after the date of delivery ] ]