This SRAM Powerglide Spline Double Road Crank Set comes with a 52/36 tooth configuration and is compatible with a 10-speed setup. The crank arm length is 172.5mm and it features an aluminum construction. The set includes a crankset with chainring and a bottom bracket. The black colored crankset is designed for use with a road bike and features Sram Power Spline bottom bracket shell type. It is a high-quality bike component that is ideal for anyone looking for a reliable replacement or upgrade. Bottom bracket is as is. Has not been tested and is not guaranteed to work.