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Gripper Calc


4.4 ( 6464 ratings )
Manuály Zdraví & Fitness
Vývojář: Brainwash Inc.
0.99 USD

Quickly calculate the lbs/kilos resistance for a spring configuration on your Ivanko Super Gripper. Or select a resistance desired (lbs/kilos) and it will specify the spring setup for you.

Included is a comparison chart for Captains of Crush grippers.

Data provide by Drew Baye - baye.com