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Challenge yourself and your friends
Other handle stamped with Zn chemical symbol for Zinc
10x 40d nails
The Genie Hub trains practical finger strength which is useful in everyday settings
IronMind #3 37 Challenge yourself and your friendsThe Gold Standard. Closing the IronMind #3 is a universally respected benchmark of grip strength. Average rating: 150 lbs The authentic gold standard for training your grip Prepare to become a "Captain of Crush" Moderate knurling Made in the USA Disclaimer: IronMind's manufacturer rating for this gripper is 280 lbs. To read more about how Cannon PowerWorks' average ratings are different, please click here. Captains of Crush Grippers blazed new trails