Vertical butterfly Delta trainer.

The shoulder simulator we are considering is focused on development deltoid muscles in the pre-competition period when working on terrain. This machine is also popularly called “deltoid butterfly” or “vertical butterfly”, again because of the similarity of the basic movement - like flapping wings...

Shoulder exerciser block diagram

Consists of a base (1), a frame with weights (2), an adjustable seat with a backrest (3), a lever mechanism with soft armrests (4). Movable handles (5) allow you to take a comfortable position.

The shoulder trainer is especially valuable when local training of the deltoid muscles, since, unlike variations of exercises using dumbbells, the force is transmitted through shorter lever (shoulder) and it becomes possible to purposefully increase the load on the deltoids without diverting attention to holding dumbbells.