Gripmaster Extra Heavy Hand Exerciser

Extra heavy tension, larger hand gripper for strong to very strong hands to help further improve strength, finger control, endurance, and dexterity.

Keep it in your sling bag and whip it out when you have a spare moment - you’ll be able to develop each finger individually with the spring-loaded, removable finger grip.

• Work your fingers with a heavy 11lbs of resistance provided by each spring