L-Type Composition Brake Block For Container Flat Wagon Type Blca/Blcb, For 840 Mm. Dia. Wheel To Rdso Drg No Contr-9404-S-11, Alt-7 Or Latest. Material And Specification Confirming To Rdso Spec No. Wd-13-Abr-2019 Or Latest This Item Is Reserved F Or Procurement From Rdso Approved Sources Only. [ Warranty Period: 30 Months After The Da Te Of Delivery ] ]