Secondary Brake Beam Assembly Bmbs As Per Rdso Drawing No. Wd-08093-S/2, Altera Tion-3, Item No. 2. Material & Specification As Per Drawing And Specification(Rdso) No. Wd-23-Bmbs- 2008(Rev.1) With Amendment-1 Of Sep-2016. (Escorts Drawing No. 3Eb5522 Alt-9) [ Warranty Period: 30 Months After The Date Of Delivery ] ]