Tenders for Supply of Atlas Trolley Wheel With Bush Bearing In Size 12 X 3 X 1-1/2 Patent No. 1250 93 Or Rubber Tyred Wheel As Per N.Rly H.Q.E. Plan No. Hq2/64/ Sheet No. 03/1983 Bronze Gun Metal Gd.2 To Is:1458/17 965. Warranty Period: 30 Months After The Date Of Delivery