Tenders for Supply of Densified Thermal Bonded Polyester Block Cushion For Iii - Tier Transverse Seat Of Bg Scn Coaches To Size 1850 X 550 X 40 Mm. Material To Rdso Spec. No.Ck- 607, Rev.2 Of Dec.2015. Warranty Period: 30 Months After The Date Of Delivery