摘要 |
An adjustable and changeable weight training device includes a top body, an upper body, a collar, at least one weight disk, a lower body, a bottom board and a connection member which is inserted through the parts. The number of the weight disks is adjustable to get a desired weight. The top body can be replaced with other configurations for different purposes, such as a dumbbell, a kettle-shaped dumbbell or a barbell.
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