Meet the A-System Power Twister: a handy tool designed to work your chest and arm muscles. This upper body trainer comes with adjustable tension levels. It has a metal frame with spring and lets you adjust the resistance from 17 to 46 pounds.
💪🏾 Trending strength training:
To increase or decrease the resistance, simply turn the knob left or right.
*some of our articles have aff links. Please read our disclaimer on how we fund Exxponent.