steel clubbell

1. material: special

2.specification: 2kg,4kg,6kg,8kg,10kg,12kg,15kg,20kg

lor:black

4.good effects

1) vastly improve your grip and wrist strength.

2)train dynamic shoulder flexibility and stability.

3)improve timing and coordination.

4)develop tremendous rotator cuff strength

5. We are professional manufacturer, we can produce them according to your requirements.