Twister Arm Trainer, Twister Chest Exerciser for Men, Adjustable Chest Workout Fitness Equipment, 40-110lb Portable Spring Resistance Arm Exercise Equipment for Home & Gym Upper Body Machines

Additional Details from the Manufacturer

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More features

• Multi-Level Resistance And Easy Adjustment: This chest workout equipment enjoy smooth gear shifting across four resistance levels (40/60/70/110 pounds) with interchangeable spring bars and a three-position five-gear adjustment function. Gradually build up strength without the trouble of difficult adjustments or malfunctions
• Full-Body Muscle Activity: The chest trainer activate the chest, arms, shoulders simultaneously, back, biceps, core and thighs, achieving balanced and comprehensive upper body and core exercises, far exceeding the standard single-movement trainer
• Premium Durability And Safety: This fitness equipment heavy-duty thickened steel springs (highly elastic, resistant to bending/deformation) and safe-coated springs wrapped in protective leather (to prevent squeezing and rusting) are adopted. The function is comfortable and the anti-slip foam handle is safely treated
• Upgraded Specifications And Grips: The arm trainer for men features soft, anti-slip foam treatment and thickened nitrile rubber filling offer superior comfort and control during intense workouts, unlike hard silicone or thin, uncomfortable alternatives. Lightweight, detachable design, foldable, and convenient for storage in a bag or the trunk of a car. Including everything needed: 2 handles, 4 spring rods (2 sets)
• Instructions For Use: ① Please select two resistance wires with the same resistance value for installation Install. Press the button on the handle and assemble the resistance rod properly. ③ Adjust the internal/external gears. ④ The handle at the other end should also be installed properly