Size JP:9.5 Size US:5-5.5 Size EU:49-50 Size UK:J 1/2-K Mark size:50 Weight:7.4g Ring width (per ring):3.4mm. SizeSize JP:9.5 Size US:5-5.5 Size EU:49-50 Size UK:J 1/2-K Mark size:50 Weight:7.4g Ring width (per ring): 0.1".
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