Specs: 

The standard works in the style of the Muscles that are arranged in your lower arms, these are the muscles controlling your fingers and your grasp. Your lower arm flexors control the end of your hand, while your lower arm extensors control the opening. These muscles will be the essential recipients of utilizing hand holds.

Finger Rehabilitation Trainers are Great for sprained nerves & improving your grip strength!!

material: Injection nylon. Steel spring

Size: 130 * 160 mm

power weight: from 25KG-50KG

Note: Items shipped from China will be shipped within 48 hours. Estimated delivery 30 Days

Please verify the shipping country to avoid delayed shipping

Even though multiple items are placed in one order, they might be shipped in different packages.