Shimano Deore XT M8000-B right crank arm in need of repair. New, never used. One of the chainring bolt holes has the first half of the threads stripped out. You might be able to clean it up enough to get a longer bolt in the engage the last few threads, or you may need to tap for a larger bolt. Or just use the inner chainring holes. Sold as-is. What you see is what you get. See all the pics for condition. -For 148mm rear boost spacing -175mm arm