Since I needed to mix some epoxy primer for the right wing spar fix I mixed a bit more for the pitot tube brackes and flap torque tubes.
Since 1 piece of the pitot tube bracket was already closed with fixed rivets by the factory I could not spray the inside, therefore I submerged the piece in Aluprep 33 and Alodine:
Spraying the pieces with epoxy primer:
The flaps torque tubes are from anodized aluminium but the brackets attached to the tube are bare aluminium, for better corrosion resistance I sprayed some epoxy primer on the outside: