The Yubi is a portable training hangboard. Its rotary system allows access to a multitude of grips depending on the type of training and the level of the climber. Its rope system allows great stability and fits easily. It hangs anywhere and is easily adjusted. The difficulty level of the crimps is easy to personalize depending on the type of training or experience of the climber. Simply adjust the hangboard so as to increase or decrease the angle of the grip.