Registor Arm Eye Piece (25 Mm) Forged Ri No. 2422 -2, As Per Rdso Drg.No. Ti/Drg/Ohe/Ftgfe/Rdso/00002/00/1 Or Latest And Rdso S Spec. No. Ti/Spc/Ohe/Fittings/0130(10/13) Rev. 1 Or Latest & Eti/Ohe/13(4/84) Or Latest.