Drill #30 and cleco T06-02 x 2 Elevator Root Rib Assembly. Drill #40 and cleco AN366F-832 Anchor Nut and T07-07 Cable Attach Plate to T06-02 Left Elevator Root Rib Assembly. Both of these parts are for the elevator trim tab cable, which I do not plan on using, since I will be installng the optional "Dial-a-Trim", but better to install these 2 parts now in case I change my mind later. Disassemble all, debur. Spay primer on T06-01 Elevator Horn Assembly. Reassemble and rivet all to make T06-02 x 2 Elevator Root Rib Assembly. Assemble T06-02 x 2 Elevator Root Rib Assembly to T06-03 L & R Elevator Assembly.