How can a pair of 15lbs dumbbells possibly give you an amazing arm workout when you can easily curl 65lbs – 85lbs in the gym for reps? Well kids… let OG …
source Muscle Building Arm Workout
How can a pair of 15lbs dumbbells possibly give you an amazing arm workout when you can easily curl 65lbs – 85lbs in the gym for reps? Well kids… let OG …
source Muscle Building Arm Workout