supply of mechanical track jackmechanical track jack,mechanical track jack 15 ton capacity (rack & pawl) infringing type as per specificatio n: capacity at top = 15 tons, closed height 530 to 560 mm , lift = 300 mm (+/-5 mm) lift in one complete stroke = up to 15 mm (approx.), floor height = 50 mm, base size = 150 to 160 mm x 265 to 280 mm, head size = 75 to 80 mm sq, release - instantaneous, weight without handle = 30 kg to 35 kg , material - 1. bod y of steel casting 2. racks from heat - treated high carbon steel rolled section accurately machine cut, 3. h eat treated alloy steel pawls & fulcrum pins. ( warranty period : up to 30 months from the date of supply) [ warranty period: 30 months after the date of delivery ] ]