Locate emergency location transmitter (ELT) mounting bracket forward of aft seat on left side of cabin. Cut 1" angle iron to fit beetween cabin side support tubes and secure into place with 3/16" HM-16 rivets. Drill and rivet ELT mounting plate to side rail with 1/8" HM-14 rivets (6). Mount ELT into bracket mount.
Cut a short piece of 2" aluminum angle iron and drill out for ELT antenna bolted to aft wing root plate.