supply of mechanical track jackmechanical track jack,mechanical track jack simplex lever operation type, double acting 15 ton capacity with operating r atchet type with operating lever should be double acting trip low ring with following spe-1 foot lift 70mm, cap 15 to n, on toe 7-5, on head 15 ton, closed height min 558 mm, lift min 300 mm, base size 280x160mm, head size 75 x75 mm, pitch -15 mm, toe size 50 mm, weight approx -32 to 35 kg. jack should be of cast steel body, socket l ever with alloy steel, heat treated poule forge steel necks with raised teeth, heat treated fulcrum pin easy & comp act for convenient handling & transporting [ warranty period: 30 months after the date of delivery ] ]