Get broader with the perfect set of heavy shoulders and thick muscles, thanks to the GNC Pro Performance Bulk 1340. Made for individuals wanting to strategically bulk up, this calorie-rich weight gainer contains proteins and carbohydrates in the perfect ratio of 1:5 to directly add gains to the righ...Get broader with the perfect set of heavy shoulders and thick muscles, thanks to the GNC Pro Performance Bulk 1340. Made for individuals wanting to strategically bulk up, this calorie-rich weight gainer contains proteins and carbohydrates in the perfect ratio of 1:5 to directly add gains to the right places while taking random weight gain out of the equation.Read more