NESTLUNE Arm Chest Expander Twister Puller Muscle Stretcher Pressure Training in Black | Size: 1

Adjustable Arm Exercise EquipmentThe resistance strength of this power twister can be adjusted by rotating the knob. Easily turn the knob left or right, increase or decrease the resistance to meet your needs in different training stages, accompany your entire fitness career. But please choose the intensity that suits you so as to avoid muscle strain. Totally-enclosed Hydraulic CylinderOur power twister adopts totally-enclosed hydraulic cylinder which offers you stable resistance strength, will not weaken over time! With unique safe hydraulic adjustment system principle, even if you change the resistance, the opening angle of the arms doesn't change, the motion track aslo doesn't change, so you don't need to change arm movements, and what's more, you can fully open your arm even you reduce the resistance! Golden Ratio Triangle StructureThe unique golden ratio triangle structure with 10 reinforcement rivets maks the arm trainer more load-bearing capacity, always keep it in a stable state, ensure the safety for using. | NESTLUNE Arm Chest Expander Twister Puller Muscle Stretcher Pressure Training in Black | Size: 1