Polished aluminum crankarms and the DUB bottom bracket system mean the Rival crankset will keep spinning, no matter whatA tight and consistent 13-tooth gap between chainrings delivers accurate and dependable shiftingThe wider stance of the arms and chainrings provides clearance for extra wide tires, giving you the option to explore new, more challenging routesX-Range gearing technology gives you more range and a smoother gear progression, so youre always in the right gearWide chainline (47.5mm) crankset for bikes with up to 700x45c or 27.5x2.1` tire widthsRequires wide front derailleur and wide spec DUB bottom bracket170x43/30DUBBlack94mm 4-bolt12spUPC/EAN/GTIN: 710845864483