Indicating Bolt (Lh Rh) For Lavatory Door Of Lhb Coaches As Per Rcf Drg. No. Cc56437 Alt A For Lh And Rcf Drg. No. Cc56438 Alt. A For Rh (Qty.= 50 Percent Lh & 50 Percent Rh).Mat.&Spec. As Per Drg.