Grip Strength Trainer

quick and easy grip strength trainer to test your finger strength. load weight with a carabiner + loading pin, or just use some rope and add weight. print with a 35% infill or more to have optimal strength when lifting heavier weights, “fuzzy skin” can be implemented to add additional grip, or leave it smooth for a tough test. this grip device is perfect for rock climbers, or gym goers looking to increase their grip strength. 

Design by 3DJoe on MakerWorld (license: BY).