supply of mechanical track jack (engg.item)mechanical track jack (engg.item),mechanical track jack 15 tone capacity as per rdso spec.no.tm/sm/21( rev.01 of 2003) non infringing type(rack & pawl type). [ warranty period: 30 months after the date of delivery ] ] , mechanical track jack 15 ton capacity (rack & pawl) specification: capacity = 15 tone, closed height = 530 to 560 mm, lift = 300 mm (+/- 5 mm), lift in 1 stroke = up to 15 mm, floor heigh t = 50 mm, base size = 150 to 160mm x 265 to 280mm, head size = 75 to 80 mm sq., weight (appro x) = 30 kg (+ 2 kg), material: i. body of steel casting., ii- racks from heat-treated high carbon steel r olled section accurately machine cut., iii- heat treated alloy steel pawls & fulcrum pins. [ warranty p eriod: 30 months after the date of delivery ] ] , mechanical track jack 15 ton capacity (rack & pawl), specification: capacity = 15 tone, closed height = 530 to 560 mm, lift = 300 mm (+/- 5 mm), lift in 1 stroke = up to 15 mm, floor heigh t = 50 mm, base size = 150 to 160mm x 265 to 280mm, head size = 75 to 80 mm sq., weight (appro x) = 30 kg (+ 2 kg), material: i. body of steel casting., ii- racks from heat-treated high carbon steel r olled section accurately machine cut., iii- heat treated alloy steel pawls & fulcrum pins. [ warranty p eriod: 30 months after the date of delivery ] ]