Hangar 9 Taylorcraft 20cc ARF Assembly Manual page 40

Step 7
Slide a third jury strut onto the screws to serve as a
spreader bar between the wing struts.
Step 8
Place a #4 washer on the screw and thread on a #4
nylon locknut. Use a 5/64-inch hex wrench and 1/4-inch
open-end wrench to secure the struts.
40
Step 9
Thread a 5mm hex nut and strut end onto the end of
the wing struts.
Step 10
Slide a #6 washer onto a 6-32 x 1/2-inch button head
machine screw.
Step 11
Use a 3/32-inch hex wrench to attach the strut fitting
to the fuselage bottom with the two 6-32 x 1/2-inch
machine screws.
Step 12
Repeat steps 1 through 11 to complete the strut
assembly for the opposite wing panel.
Hangar 9 Taylorcraft 20cc Assembly Manual