Shimano ultegra cx70 2x10sp braze on front mechthe ultegra cx70 2x10 front mech has been developed specifically for cyclocross gearing and features a wide inner link that increased rigidity and takes front shifting performance to a new level especially under heavy load it features a braze on mount for extra rigidity and stronger shifting features light spring tension provides a feather light down shift and smooth shifter stroke wide inner link increased rigidity and takes front shifting perf