Thermoplastic Poly Urethane Spring Pads (Happy Pads) For Secondary Springs Of 3 Phase L Ocos As Per Ref. No. 2 Of S.C. Rly Drg. No. C/Els/Lgd/Bogie/3/140, Alt-2 & Rdso Spec No. Mp.0.40.99.0 1 Rev, 03, August 2017 As Per Description Spec: [ Warranty Period: 30 Months After The Date Of Deliv Ery ] ]