What was found
C-check/R/H aft. fuselage external doubler is bulging @ Fr. 72,str. 46R to 44R.Corrective action/ Removed 5 ea. hilocks from fr. 72 IAW A300 SRM 51-30-30.Inspected holes for corr. or seperation of doubler found no defect.Installed 5 ea. hilocks in fr. 72 IAW A300 SRM 51-30-30.