Tenders for Supply of Brake Head For Wam4/Wag5/Wag7 Locos To Clw Drg. No. 01/2/19/8 Alt-11 With Bushes Alone To Material Mn Steel To Irs R-65/78 And Size Of Bush Reqired Is 1 27/64 X 1 Ref. No.3. Warranty Period: 30 Mo Nths After The Date Of Delivery