Ninja Grip Thick Bar Trainer and Hand Grip Strengthener for Obstacle Racers, Cro

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  • translation missing: en.products.product.regular_price $19.79

Develop grip like a Ninja. Don't let you fingers, grip, forearms, or biceps give out half way up the rope climb! Thick bar training and adjustable hand grip strengthener in one. Using a thicker diameter bar causes much greater muscle activation throughout the arms because it forces them to work much harder. This increased muscle activation leads to bigger, faster gains in muscle size and strength. Ninja Grip thick bar trainer measures 4.7 inches in length and 2.2 inches outer diameter for easier grip. The grips are made from a durable silicone material that won't compress under heavy loads.Get a grip! Ninja grip helps add muscle and strength to your upper body (especially your biceps and forearms). They are used by thousands of athletes and military including bodybuilders, NFL players, ...





On Jul-19-16 at 02:16:09 PDT, seller added the following information: