The most user-friendly system for anyone interested in building quality strength and muscle. An in depth look at the principles used by Johnny Pain of the famed Greyskull Barbell Club to construct hordes of strong, capable beasts around the globe.
The most user-friendly system for anyone interested in building quality strength and muscle. An in depth look at the principles used by Johnny Pain of the famed Greyskull Barbell Club to construct hordes of strong, capable beasts around the globe.