The all new medicus dual hinge driver is the perfect way to help you identify and correct swing flaws helping you to improve your game this fantastic training aid features a dual hinge so when swung off plane or tempo will break pinpointing which elements of your swing needs correcting you get instant feedback on swing flaws and correct tempo as the inbuilt break points let you know where the error in your swing is the dual hinge feature is adjustable meaning that small changes can be made to