Supply of Manufacture And Supply Of Metal Liner For Use With Erc Mk-V On Concrete Sleeper Rt- 7 008 & Rt- 8527 Suitable For 60Kg Uic Or 136Re Rails Conforming To Rdso Drg. No T-8616 & T-8617, Alt. 1.One Set Consists Of 1 No. T-8616 And 1 No. T-8617 Specification:The Metal Liners Should Confor M To Irs-T-56-2020 With Corrigendum -1. This Is A Safety Item. Warranty Period: 30 Months After Th E Date Of Delivery