Tongdejing Resistance Flexible Stretch Bar, 20KG Professional Power Twister Flexible Stretch | Heavy Duty Stainless…

Specification:
Product Name: 20KG Arm Rod Spring Exerciser
Material: plastic, stainless steel spring
Color: black

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.

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.

Package Included:
1 x 20KG Arm Rod Spring Exerciser

Feature: The spring is usually heavily wound to provide resistance and some types of Power Twister allow you to adjust the tension.
Materials: plastic, stainless steel spring.
Easy to carry, convenient for exercise, office, school, home, travel, etc.
Flexible bars are great for arm, shoulder and chest exercises, ideal for strengthening the upper body.
Excellent for training shoulders, arms and chest.