Do you want an efficient way to train your abs? Use this Tunturi door sit-up bar. This is an abdominal muscle trainer that you can simply place under your door and remove again. It ensures a pleasant way to work on your sixpack. It's ideal because you can clamp your feet behind te handles while doing your workout. The handles are adjustable so you can always take a position comfortable for you while you do sit ups. The fixation of the Tunturi sit-up bar is very simple. You slide the holder of the abdominal trainer under the door and then you put the trainer in place using the turningwheel so that the trainer can not shift.