DOBEN Professioinal Power Twister – Flexi Rod – Heavy Duty Spring Chest Expander for Shoulder, Arms and Chest Exercises…

【Strength Chest Expander 】The portable pedal exerciser is lightweight, easy to carry and store. You can use spring exerciser at home, at office, hotel, gym or on the trip, wherever you need it.
【Adjustable Strength】There are five springs, the tension force of each spring is 147N, and the total is 735N. The number of springs could be increased or removed according to the strength required by the individual to increase or decrease the strength of the force.
【Premium Material】Spring material is made of carbon steel with excellent elasticity, strong and durable, not easy to deform, long service life. It has steel coil pull-up rod and non-silp PU handle. The handles and pedals are made of engineering plastics, high strength and wear resistance, which is suitable for any level of strength training.

Muscle Building: Muscle pull exerciser is mainly used to exercise and expand the pectoral muscles, arm muscles and back muscles, and is ideal for exercising the upper body muscle groups.
Adjustable Tension: Chest arm expander has 5 removable tension tubes, 1 tube has a tension of about 7KG, you can control the tension of the chest expander by adjusting the number of tension tubes, which can meet different exercise people and exercise needs.
Unique Design: The handle and tension tube are connected by an antler buckle design, which is firm and not easy to fall off, ensuring safe use. The curved handle is comfortable and easy to grip.