Hydraulic Arm Strengthener Ⅲ

【Quick Resistance Adjustment】- Easily adjust the resistance by turning the button left or right, with a range of 10-200 kg 【Sturdy and Durable】- The hydraulic power twister is made of high-density dual carbon steel, making it resistant to deformation and breakage. The base features an ergonomic PU handle, which is wear-resistant, non-slip, and comfortable to grip 【Safe to Use】- Unlike other spring-based trainers, our bicep training device offers stable resistance strength that does not weaken over time. The arm angle and motion path remain constant, ensuring safe and reliable training 【Full-Body Workout】- Perfect for exercising wrists, arms, shoulders, chest, and back, this device enhances grip strength, finger and wrist power, and overall upper body muscle strength 【Easy Storage】- The handle's bottom hook makes it easy to store and carry. The user-friendly rear hook secures the device when folded, saving space