supply of supply of light weight push trolley (bg) for track inspection - complete set , supply of light weight push trolley (bg) for track inspection - complete set, conforming to r dso specification no. tm/sm/465 dated 03.02.2014 (rev 02 of 2022 ), with trolley frame dimension:1830 mm*1525mm, the bottom surface of the trolley frame shall be at a height of 500-550 mm above the rail le vel, comprising four wheels with two axles and one detachable frame, complete with insulated wheel-axle arrangement to prevent electrical shorting, trolley umbrella and tool box, and provision for fixing pushing h andles on both front and rear side. make: track force or better [ warranty period: 30 months after the da te of delivery ] ]