FITactic Rock Climbing Solid Training Cannonball Bomb Power Pull Up Ball Hold Grips for Straps for Finger, Forearm, Biceps, Back Muscles

▼ 3.5 Inches, 2 Black Balls.▼ Sanding may be required depending on desired roughness on ball surface.Includes: 3.5 Diameter Power Ball + Nylon Webbing.Color Red may vary from the images.Come with REAL stainless steel hanger hook + FREE reinforced nylon webbing.Install anywhere! ▼ Fun, safe, durable, open-hand design.Muscles tendons lay ergonomically & train efficiently.Excellent to add into your workout routine.★For safety, please use under height limit 7 feet.(cushion pad underneath recommended) ▼ Spherical shape increases forearm and grip strength, boosting endurance.A must have for rock climbers and extreme sports such as Ninja Warrior, SASUKE players, Spartan Race.Seamless flawless ball surface.▼ Switch from pull-up, to chin-up, to biceps-pull without regrouping.Webbing strap is not installed in box, please follow the image to hang it on.▼ 3.5 power ball, ideal for normal / bigger / men hands, or finger & palm training.'