FSA Omega Adventure Crankset - 10/11-Speed, 46/30t, 120/90 BCD, FSA MegaExo 19 Spindle Interface, Black - The Omega crankset is where fashion meets function, combining sleek styling with robust industrial design elements. Die cast aluminum crank arms are lightweight and durableChromoly chainring boltsUpdated 11-speed compatibility puts the latest shifting technology into an attractive price conscious cranksetFits Shimano and SRAM 10/11-speed system