Elev rib mod layout #2

This shows the essential layout of the elevator tip rib reinforcement mod piece. Line A-B-C is at right angles to the bottom edge. Line A-F-G is 3.5" from the bottom edge. The top is 4.5" from the bottom edge. A-D is 11/16". B-E is 13/16" . The outer strips, which will be bent 90 deg. to form a channel, are 5/8" wide.