Zirconium Copper Stamping Type Resistance Ring For Shaft Mounted Scheme- I Ro Tor. Drg. No: Skel-4738 Alt-3, Ref.-2, Spec. No: Rdso/2008/El/Spec./0062/Rev-3, Str No: Clw/Tm/17 700, Rev-1. [ Warranty Period: 30 Months After The Date Of Delivery ] ]