Campagnolo Super Record S Wireless Crankset – 172.5mm 12-Speed 45/29t Campy 121/88 Asym BCD Ultra Torque Spindle Carbon. TheSuper Record S Wireless2x 12-Speed crankset features the iconic Campagnolo design with visible carbon fiber for a crankset conceived to deliver maximum accur. The Super Record Wireless S crankset is entirely made of unidirectiional carbon fiber and uses the Ultra-Torque locking system with a steel axle to transfer all the power applied on the pedals by the cyclist to the transmission

Immediate unstoppable reactivity directed along a steel axle and lightweight cranks in unidirectiional carbon fiber

The aluminum 2x chainring has been reworked for efficiency without compromise so each watt of power will be transferred to the road

Symmetrical teeth on the internal chainring provides fluid precise transmission even with extreme cross-chaining

High-quality bearings produces the now famous smoothness that has become a Campagnolo trademark

Optimized design for any chainring combinationto offer maximum performance

• TECH SPECS

Rings 45/29Number of Chainrings DoubleDrivetrain Speeds 12Chainline/Hub Compatibility 135/142 Road Disc Hubs < 415 mm ChainstayChainline/Hub Compatibility 135/142 Road Disc Hubs > 415 mm ChainstayColor CarbonCrank Length (mm) 172.5Crank Intended Use RoadWeight 673BB Included OtherPedal Spindle 9/16″Spindle Interface Type Campagnolo Ultra-TorqueDefined Color Carbon