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Quantity
1
Have you ever wished you could bump up the resistance on almost any gripper?
Cannon PowerWorks developed The Bumper with recommendations from a spring manufacturer. Used properly, it will safely add 1 to 7 pounds of resistance to almost an...
Reviews
5.0
11 ratings
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Your cheat code to not having to buy a ton of grippers in order to make progressions
Reginald · February 16, 2026
Great tool for adding some progressive overload to your grippers.
HEDÉN · January 17, 2026
Nice little addition to progressive overload for grippers.
