Oneup components shark 50 tooth sprocket and cage is set is designed to give the widest ratio possible on a 1 x 11 drivetrain the 50 tooth sprocket increases the range of a shimano 11 speed cassette by 19 percent giving the drivetrain a range of 500 percent this also enables the rider to increase the size of the front chain ring from 30 to 34 tooth the kit includes an 18 tooth sprocket to improve shifting and cadence the kit is compatible with shimano drive trains and freehub bodies only ki