Meet the AbCore Dual Ab Crunch: a fitness tool with a small foot print and adjustable resistance that lets you target upper, lower, internal and external oblique muscles. The machine measures 43″L x 32″W x 64″H and has a max user capacity of 240 lbs.
More gadgets like this ➡️ : here
With seat adjustment, you can isolate your left or right oblique muscles. It doesn’t put unnecessary stress on your back.
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