Brand: ATINUS

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【Weight Training Accessories】: The package comes with 2 packs of 1 inch barbell clamps (PLEASE NOTE: NOT for THREADED BAR). ATINUS provides 2-Years Warranty. If you have any question,please feel free to contact us.
【High Quality Material】: This dumbbell spring collars are made of premium quality-steel construction designed to deliver a sturdy and tight hold for your weight bars. It features a simple, chromed metallic design that makes for high functionality and durability.