Adjustable U-Shaped Arm Strength Trainer

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Overview Adjustable Resistance: Customizable tension levels for progressive strength training. Multifunctional Design: Targets chest, biceps, and overall upper body muscles. Durabl e Construction: Features thickened iron core tube, stainless steel spring, and NBR foam grip. Compact & Portable: U-shaped form factor ideal for home or indoor fitness use. Specifications Material: Iron core tube, stainless steel spring, NBR foam Resistance Level: 40kg-50kg Color Options: Black-blue, Black-red Product Type: Spring-type arm strength trainer Packing List Arm strength device*1 Show more