I thought I understood the design space of this connection, with threads like this discussing the space a bit.
What the heck is going on with the RV-8? Why eight bolts? Why two different sizes? Ignoring the small bolts... why four bolts? Can someone talk through what forces are being reacted how and why this might make sense?

(From https://www.rv8-hangar.com/wings-on/)
What the heck is going on with the RV-8? Why eight bolts? Why two different sizes? Ignoring the small bolts... why four bolts? Can someone talk through what forces are being reacted how and why this might make sense?

(From https://www.rv8-hangar.com/wings-on/)