The Recordtm crankset with integrated bottom bracket is the most technologically advanced version of the UltraTorquetm 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 hollow, but also the small arms supporting the chainrings of the RH crank.We have called this technology UltraHollowtm Structure and it is created using a unique method, developed by Campagnolor, which combines extremely h