In the Properties palette, modify the Hook Rotation at Start and/or Hook Rotation at End parameters.
Click Modify | Structural Rebar tabMode panel (Edit Sketch). In the Properties palette, modify the Hook Rotation at Start and/or Hook Rotation at End parameters.
Click Modify | Structural Rebar tabMode panel (Edit Family). Click Modify tab Properties panel
(Family Types). In the Rebar Shape Parameters dialog, modify the Hook Rotation at Start and/or Hook Rotation at End parameters.