Supply Of Rail Dolley (insulated) Along With Chain,sling Assembly Attachment. Insulated Rail Dolley With Chain Sling Arrangement For Transportation Of Sleeper And Rail Of All Size And Shape With One Or More Dolley, Scissor Clamp Pf Inside Dia 22 Mm Which Can Insert In The Attachment Of Sleeper,lifting Capacity Should Not Be Less Than 0.5 Tons.made Of Mild Steel Heavy Duty Pipe. As Per Rdso Specification No Tm/sm/24 Dt 25.11. 1993,make Bhart Filter ,kmt Or Similar [ Warranty Period: 12 Months After The Date Of Delivery ]