Supply of Pressure Reducing Valve Ar For Knorr Bremse Make Air Brake Triplate Panel Of Electric Al Locos Wag-7 To Kb Part No.-Stk5537/018 Or Ii77479/055A. Warranty Period: 30 Months After T He Date Of Delivery Quantity Tolerance +/-: 5 %Age, Item Category : Normal, Total Po Value Variation Permitt Ed: Max 8 Lacs