Aar 'H' Type Lock Coupler With Transition Screw Coupling & Balanced Draft Gear In Designated Last Coach/Vehicle Of The Train For Fitment On Bg Passenger Coache S To Specn. Rdso/2009/Cg-22 Rev-1 [ Warranty Period: 30 Months After The Date Of Delivery ] [Quantity Tolerance (+/-): 5 %Age , Item Category : Normal , Total Po Value Variation Permitt Ed: Max 8 Lacs ] ]