product description:
Specification:
Product Name: 20KG Arm Rod Spring Exerciser
Material: plastic, stainless steel spring
Color: black
Package Included:1 x 20KG Arm Rod Spring Exerciser
Features:
Fitness training for chest expansion
Dual-spring design is not easy deformation, prevent sliding injuries design.
Insist to take exercise, strong and handsome effect will be remarkable.
The power twister works both the pectoralis major and the pectoralis minor, the major muscle groups that cover the chest area.
Wrist strength is also developed in addition to building shapely biceps and shoulders for that well rounded look. Great for building entire upper body strength.
Works complete chest area, both pectoralis major and minor for a fuller looking chest.It allows strenth building through reps.
Molded hand grips secure power twister and reduce slipping wrist straps add an additional safety factor Ancillary muscle groups of arms and shoulders get a workout which adds to overall upper body strength.
Note:
Please use it away from the crowd 2 meters.
After a long time use the biceps device, if you find crack on the device, please stop use it for your safe.
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