supply of mechanical track jack simplex lever operation type, double acting 15 ton capacity with operating ratchet type with operating lever should be double acting trip low ring.mechanical track jack simplex lever operation type, double acting 15 ton capacity with operating ratchet type with operating lever should be double acting trip low ring.,mechanical track jack simplex lever operation type, double acting 15 ton capacity wit h operating ratchet type with operating lever should be double acting trip low ring with following spe -1 foot lift 70 mm, cap 15 ton ,on toe 7-5, on head 15 ton, closed height min 558 mm, base size 280 x160mm, head size 75x75 mm, pitch-15 mm,toe size 50 mm, weight approx-32 to 35 kg. jack shoul d be of cast steel body, socket lever with alloy steel, heat treated poule forge steel necks with raised teeth, heat treated fulcrum pin easy & compact for convenient handling & transporting. make bemco/vankos /powerjac/simplex or equivalent [ warranty period: 30 months after the date of delivery ] ]