【Premium and Reliable】: The chest expander is made of high quality steel material, which is high tensile strength, Eco friendly, sturdy, and durable.
【Compact and Handy】: Lightweight, simple structure is easy to be taken to the office, gym, camping or traveling, doing exercise anywhere.
【Upper Body Exercise Equipment】: Spring power twister bar can train arms, chest, shoulders, back, and your whole upper body.
【Ergonomically Design】: Nonslip handle provides you with a more comfortable grip, and keeps you preventing your hand from falling off the chest exerciser, giving you maximum resistance throughout the exercise.
【Suitable People】: Upper body exercise is suitable for young, adults, beginners, exercisers, and trainers.
20kg: Entire Length: 50.5cm/19.88inch, Spring Diameter: 0.5cm/0.20inch, Handle Length: 8.2cm/3.23inch, Spring Length: 23cm/9.06inch
30kg: Entire Length: 55.5cm/21.85inch, Spring Diameter: 0.58cm/0.23inch, Handle Length: 9.8cm/3.86inch, Spring Length: 23cm/9.06inch
40kg: Entire Length: 55.5cm/21.85inch, Spring Diameter: 0.62cm/0.24inch, Handle Length: 9.8cm/3.86inch, Spring Length: 25cm/9.84inch