[Black |  44.1 lbs (20 kg)]

[Black |  60KG]

[Black |  88.2 lbs (40 kg)]

Function:
1 Strengthen shoulders, arms and back muscles and make your body healthy and strong.
2. Bodybuilding effect is noticeable when you claim to strengthen and strengthen your forearm strength and wrist strength.
3 The arm strength exercises have strong rebound, which helps you build the perfect figure.
4 Made of carbon steel spring material, safe and eco-friendly, stable and durable.
5 Non-slip rubber handle, ergonomic design, easy to grip and use.


Specifications:
Condition: 100% Brand New
Item Type: Arm Power Exercise
Material: Carbon steel
Color: Black
Optional strength grade: 44.1 lbs (20 kg) (suitable for those who just start exercising), 60.2 lbs (30 kg) (suitable for teenagers/women), 10.2 lbs (40 kg) (suitable for fitness professionals), 11.2 lbs (50 kg) (suitable for strong men), 132.2 lbs (60 lbs (60 kg) (suitable for hercu).
Function:Exercise: shoulder, arm and back muscles make the body healthy and durable.

Usage:
1 Stand apart from both feet, bend right elbow, bend the spring with your left hand, then bend the left elbow and use your right hand to bend the spring.
2. Align your arms upward, bend the spring and slowly relax and repeat several times.
3 Bend the spring forward with both arms and gradually relax
4 Body bends downwards, arms bend spring
5 Stretch your arm back and hold the spring tight and make it straight down

















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