A single chainring with a wide-range cassette is a wonderfully clean way to tackle so many disciplines, and we�re the 1x leaders. Gravel, TT, tri or crits: just pick the right chainring size for the discipline and go. Our lightweight and strong direct mount chainrings feature X-SYNC tooth technology to maximize chain retention, and they bolt to carbon arms with a spectacular but subtle finish. 48T and 50T variants have direct mount aero chainrings for better aerodynamicsSRAM X-SYNC wide-tooth, narrow-tooth chainring technology provides maximum chain controlDUB bottom bracket adds durability and simplicityCan be upgraded to a power meter----