Improved High Tensile Tight Lock Centre Buffer Coupler With Aar -H- Type Head And Balance D Draft Gear (Without Crash Element) For Fitment On Bg Passenger Coaches Of Indian Railways Specification No. Rdso / 2011/Cg-03. Rev.3 [ Warranty Period: 84 Months After The Date Of Delivery ] [Quantity Tolerance (+/-): 5 %Age , Item Category : Normal , Total Po Value Variation Permitted: Max 8 Lacs ] ]