Bonnet Damper
It is the bonnet damper where the high-pressure gas filled damper assists the opening and closing of the bonnet.  The smooth opening and closing of the bonnet is realized.  Moreover, the use of lock stay is eliminated, and the opening angle of bonnet is expanded.  Therefore, the maintainability of engine room is considerably improved.  All is specially designed for each car model, and the annoying punching machining is not required at all.  You can enjoy the atmosphere of the classy car casually.