Adjustable Hydraulic Power Twister Arm Exerciser

The resistance strength of this power twister can be adjusted by rotating the knob,the range is:22-440lbs,2-20 levels.You don’t need to buy new ones when your strength level increases,it applies to any stage of arm strength training enthusiasts.Easily turn the knob left or right,increase or decrease the resistance to meet your needs in different training stages,accompany your entire fitness career.But please choose the intensity that suits you so as to avoid muscle strain.


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