Crankset, BB, crank arm bolts are excluded. (only shown this item how to use.) This tool can be used on the following items: Shimano FC-M91XX/M81XX/M71XX series crankset Shimano Ultegra SM-BBR60/ XT BB-MT800 Extra durable heat treated steel Laser cut for optimal precision and accuracy Ergonomic dual compound grip Alloy sleeve for increased stiffnes Longer design for increased leverage Designed for removing XTR M9100 Chainrings .
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