Black Metal Hand Grip Strengthener – Adjustable 300LB

Boost grip power with the Black Metal Hand Grip Strengthener. Built with heavy-duty steel and non-slip handles, this adjustable resistance tool supports fitness training and rehabilitation.

Key Features:

• Adjustable resistance up to 300LB
• Heavy-duty metal with strong spring
• Ergonomic, non-slip rubber handles
• Improves grip, strength & hand endurance
• Compact & portable design

Specifications:

• Material: Metal + rubber
• Includes: 2 pcs strengtheners
• Use: Rehab, fitness & grip training