Adjustable Grip Strengthener and Wrist Expander

Reach your full grip potential

• Non-slip design and ergonomic shape take your grip training to the next level
• Fits all hand sizes comfortably and securely
• Adjustable features allow to maximize grip strength and target forearm muscle 
• Crafted with high-strength thickened spring, durable, rust-proof, and sturdy

Strength: 5-100KG
Product size: (approx.)11*17.5cm/4.33*6.89 inches
Spring diameter: (approx.)0.2cm/0.08 inches