By Height By Weight  

30 lbs Muscle Gain 5'10 Male 130 lbs to 160 lbs

What you can see here is a progress picture showing a weight gain from 130 pounds to 160 pounds. That's a solid total gain of 30 pounds.

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30 lbs Muscle Gain 5'10 Male 130 lbs to 160 lbs
M/20/5'10" [130lbs > 160lbs = 30lbs] What BF% do you think I am?