Grip gains with Grenade Grips! Try putting them on the rower!!! #gripgains #gripstrength #madfitter #tacticalathlete #Repost @crossfitriverchase with @repostapp ・・・ While working with one of my private clients we are utilizing a great training tool by @madfitter and @madfitterceo the "Grenade Grip" in order to strengthen this 72 year olds wrist and forearms but also to help minimize the inevitability of arthritis hindering the use of his hands and fingers. #crossfitriverchase #privatetraining #madfitter











