While the primer was drying on the longerons I riveted the F728 support angle to the elevator bellcrank vertical support using the pneumatic squeezer. Then I deburred and dimpled the F706 bulkhead. I also deburred the left side skin of the aft fuselage for the longerons.
Rivet support angle to F728 elevator bellcrank vertical support
Debur left side skin of aft fuselage for longerons