Product Highlights

• 【Adjustable Resistance】 COVVY twister arm exerciser can easily adjust the force by turning the resistance button, allowing you to customize your workout intensity according to your fitness level.10-200kg stepless adjustment, gradually increase resistance and strengthen self strength training to help you enhance arm strength.
• 【Strong and Sturdy Material】 Hydraulic power fitness equipment made of high-density thickened double carbon steel and hydraulic cylinder, which passed multiple endurance tests, it ensures that the structure will not deform or break during long-term training, better than traditional spring power twister bar.
• 【Fully-Enclosed Hydraulic Cylinder】 The core is a fully sealed hydraulic cylinder, which can maintain a stable force. Simple structure, reliable operation, adjustable resistance and is very safe. Fixed arms angle&motion track when adjust resistance, micro-rebound safer than tra spring ones, offer a stable resistance strength won't weaken over time.
• 【Stable Triangle Structure】 Our Arm Exercise Equipment have the unique golden ratio triangle stru cture, have a greater load-bearing capacity, exercise is more stable, and improves the safety of the product, more effective for arm/chest workout and bicep/shoulder exercise.
• 【Easy to Use and Storage】 The bottom on the hydraulic twister arm exerciser made of ergonomic PU handle, which is wear-resistant and non-slip, and has a comfortable grip. There is a buckle on the bottom of the handle allows for easy storage and portability. After exercising, please rotate the adjustment knob to the lowest level, and then lock the handle with a buckle. The locked strength training device will take up a small space.Please hold the handles with both hands when take away the buckle in case hurt by bounce handles.