Costway Arm Workout Equipment With Adjustable Resistance For Men And Women

Featuring 360 rotating cores, this simple yet effective fitness gear trains your arm through spinning motions. At 3.35 kg, it also doubles as a dumbbell for shoulder sculpting, core drills, or rehab exercises. Its adjustable resistance makes it ideal for both beginners refining technique or pros chasing gains, while its compact size allows for easy storage in tight spaces. Plus, the triple-layer electroplated steel construction and dual side bars ensure rock-solid durability, and its anti-slip design he...