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Cut out needed for rear step bracket... Front bracket tacked in place, made from 1/8
reg ply with 1/64 ply laminated both side then metal tape. Mounting flange is 1/64 ply.
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Rear bracket
shown with step to allow a space between part and skin for a floating look.
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I bent a rod
to the shape of the fuse to make a guide for the curvature of step-board.
Rough
cut step shown
here made from 1/8 basswood.
More to come...