power twister bar hand gripper arm spring strength fitness muscle equipment expander twist 20kg30kg40kg50kg60kg bars forearms chest wrists a

power twister bar hand gripper arm spring strength fitness muscle equipment expander twist 20kg30kg40kg50kg60kg bars forearms chest wrists a
sku: 710440458
3,775.17 руб.
Shipping from: China
   Description
how to use arm strength equipment correctly 1.two arms that are springy after the neck. two arms forward and up bend spring and then relax. 2.two arms on their chest bending spring and then relax straight down. two feet stand apart. 3.bend the right elbow with the left hand bending spring and then bend the left elbow with the right bending spring. 4.behind two arms to hold the spring and then straight downwards. product details material steel size 20kg30kg40kg50kg60kg package dimensions 15.75*1.97*1.97 inches; 1.54 pounds
   Technical Details
_GoogleCategoryID: 990
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