Modular super light weight aluminium crank. Precision CNC machined into two pieces the hollowed out halves feature a series of three main ridges and grooves down the outside of each arm that form a tightly interlocking single piece. Forged and precision CNC machining with advanced bonding technology. Manufacturing process dramatically reduces weight while increasing stiffness. Ideal option for riders seeking a professional level crankset. AL7075 100% CNC chainrings. Fits Shimano and SRAM 11-12 speed system

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