Centre Pivot Liner Vertical( Half) To Rdso Drg.No.Sk.Dl-3255 Alt-2, Ref-2,Mate Rial -Non Metallic Wear Resistant, Self Lubricated Polyamide Pa 6.As Per Rdso Specification No.Mp.0.40.99.02 (Revision-01) Of October-200712 For Wap-4 Loco. [ Warranty Period: 30 Months After The Date Of Delivery ] ]