The chin-up is one of the most effective exercises for the upper body. Chin-ups stimulate the biceps and lower back, while pull-ups stimulate the upper back. This bodyweight exercise strengthens specific muscle groups. Pronation and supination pull-ups are often confused. However, they are two distinct movements that call on different muscle groups. Chin-ups stimulate the biceps and lower back muscles, while pull-ups stimulate the upper back muscles. Detailed features:Robust tubular steel construction. Load capacity up to 150 kg. Plastic safety tips. Multiple grip options for effective training. Best possible grip thanks to rubber coating. 6 handles. Dimensions: Width: 124 cm. Height: 35 cm. Depth: 61 cm. Handle diameter: 3 cm. Length of handle gripping surface: inside: approx. 12 cm. front: approx. 12 cm. outside: approx. 19.5 cm . Distance between handles (center/center): outside: approx. 100 cm. front: approx. 66 cm. inside: approx. 26 cm. . Varied training The pull-up bar is an ideal training device for arms, shoulders and back. The different grip options enable a variety of workouts for beginners and advanced users alike. The handles are covered with a soft coating to reduce pressure on the hands. This bar model favors supinated pull-ups (chin-ups). These pull-ups stimulate the biceps and the lower back.