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![thumbnail of shimano-crank-arm-fixing-bolt-long-black-410[1].webp](https://magrathea.endchan.net:8443/.media/b90f25b889e643bf7e02481697c21038-imagewebp.webp)
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mechanical failure, the top part of the "screw" separated from the body
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(61.63 KB, 1200x1200)
mechanical failure, the top part of the "screw" separated from the body