Supply of . 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-01. 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