A rotational flow balance system includes an actuator system which controls operation of both a fan duct blocker ring and a modulated exhaust cooling ring through a kinematic system. The fixed part of the wheel bearing is connected to the wheel carrier by connecting elements. The hot melt adhesive composition may optionally also comprise a reaction product of a polyisocyanate with a polyester polyol andor a reaction product of a polyisocyanate with a polyether polyol.