Features:

-Professional grip strength device, enhance grip strength, exercise muscles, help promote blood circulation, 

keep joints alive, and not easy to cause inflammation.

-Double-layer thickened knife spring, thickened and hardened steel block, not afraid of wear and deformation.

-5-165kg upgrade heavy weight, adjust the distance according to your heart, to meet different needs.

-Ergonomic design, uniform force, comfortable force, full of elasticity.

Specification:

Material: ABS

Adjustable: 5-165kg

Color: black&orange

Package Included:

1x Grip

1x Lanyard