Supply Of Cone Roller And Cage Assembly For Upgraded Ctrb Class-e 6 X 11 For Freight Stock 22.3/22.9 T. Axle Load Make Nei - To Str No. Ab/rb-40-2002 Rev.2. Each Cone Assembly To Nei Drg N0. Rbsd-7111 Shall Consist Cone-01 No, Polymide Cage-01 No, Roller Set 1 Of 24 Nos Roller Duly Assembled Condition Cone-drg No. Pesd-6069, +roller- Drg No. Pesd-6073, +polymide Cage Drg No. Rbsd-7038.