Chest Expander Multi Function Pull Expander

Multi-Functional Chest Expander : Arm and chest muscle builder, hand gripper, wrist exerciser; 3 in 1 multi-use; Design : 5 high-strength steel springs, adjustable design, full of elasticity, Each spring is subjected to a preure of approximately 147N, and 5 strips totally 735N; Specification : Materials-stainle steel carbon wire spring & plastic handle; Max Expand Length-120cm; Application : Portable, Easy to store. You could choose to exercise anywhere, including home office, etc,.