The weight of the raising system for training, in the form of such as dumbbells, which the individual operation of the arms and in addition, the simultaneous and symmetrical activity of the two arms permits

摘要

The weight of the raising system for training, in the form of such as dumbbells, which the individual operation of the arms and in addition, the simultaneous and symmetrical activity of the two arms, is characterized in that it consists of at least one handpiece, a simple fastening means of a weight disk on the handpiece and of a double fastening means, the two handpieces to connect to one another at their points of attachment, disk weights between them.