Is that to develop core strength?
"WE have seen some bicep tendon shifts when the width of the handles had been about 32 in. Although uncommon they also can come out with narrower grips but with lats pulling shoulders to hips and elbows over hands biceps seem to be alright. If biceps tendon comes out we have seen success putting the arp on triceps, taking it to 10 in the head and doing 200-300 wooden dowl curls. Usually brings it back into place."
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