SPARTAN by Power Systems Grip Strength Ring
$10.00
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Want to improve your forearm, hand and finger strength for your next Spartan Obstacle Race? The SPARTAN Grip Strength Ring is an extremely effective finger-hand-forearm strength and endurance trainer. Use it almost anywhere/anytime - at your desk, in the car, walking, etc. Start with 5 sets of 10 reps with around 30 seconds/1 minute between sets, three times a week for best results over time.
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$10
$6
(-$4)
$6
$10
(+$4)