Park Scale Models AT-17 Bobcat Assembly Manual page 22

48. Fit the nacelle to the wing.
49. Cut an 8" length of the supplied 1/8" carbon fiber
rod and slide it all the way into the wing and
nacelle to align the nacelle and lock it in place.
Glue the nacelle to the wing and use thin CA to
glue the carbon rod to the wing ribs and nacelle
frames.
50. Glue NF4A in place as shown.
51. Fit and glue the pre-cut nacelle sheeting/planking
to the nacelle formers and longeron.
1/8" carbon fiber rod
Pre-cut sheeting/planking
NF4A