Primary Vertical Damper For Train-18, Emu Us & Memu Us Coaches To Drg. No. Trai N-18/Mc/Ac-0-1-009, Item-1, Alt-'B'. And In Compliance To Rdso Specification Rdso/Cg-18005 Or E N-13802 (Latest Version) This Is Conceptual Drawing Only. Make:- Gabriel, Escort, Stone India. [ Warranty Period: 30 Months After The Date Of Delivery ] ]