Summary: the wing fillets onto the wing plugs The things that look like pieces of popsicle sticks are just that They bridge between the wing plug and fillet and are bonded on with hot melt glue This shot shows the adjustment provisions I added to each of the four stub pins that aligned the fillets to the fuselage I just adjusted the height of the bolt head until the wing plug
Image Dimensions: 500 x 375
Image originally found here.