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At the forefront of Shimano's 12-speed mountain groups is XTR, which is the most lightweight version they can manufacture. The Shimano XTR FC-M9130 Crank Arms are a key element in this system, cont...
At the forefront of Shimano's 12-speed mountain groups is XTR, which is the most lightweight version they can manufacture. The Shimano XTR FC-M9130 Crank Arms are a key element in this system, cont...