Reliable perfomance offering energy transmission and value. High effeciency with many of the high end features will make the Avenir perform. Full aluminim alloy body. Composite Rear plate. Composite friction plate. Adjustable release tension ( 80-200 kg/cm). Optimized cleat/ pedal release. 7° angular float DuraCleat cleats. QRM sealed cartridge bearing. Precision CroMoly axle.