The new record crankset with integrated bottom bracket is the most technologically advanced version of the ultra torque system the oversize axle system with outer cups is combined with a carbon fibre structure which is completely hollow internally not only is the main crank arm hollow44 but also the small arms supporting the chainrings of the rh crankthe record crankset exploits unidirectional and multidirectional carbon fibre structured according to ultra hollow technology which envisage