'1)Battle ropes is a great functional exercise with many variations to strengthening the arms and core battle rope routines.. muscles group is the arms,shoulders and core.. 2) Abdominal crunches'See also:
'1)Battle ropes is a great functional exercise with many variations to strengthening the arms and core battle rope routines.. muscles group is the arms,shoulders and core.. 2) Abdominal crunches'See also:
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