.top{margin-bottom:30px;}.top li{margin-left:5%;margin-right:5%;margin-top:10px;line-height:120%;list-style-position:outside;} Single-ring drivetrain simplifies functionality and reduces weight Direct mount aero chainrings for better aerodynamics X-SYNC wide-tooth, narrow-tooth chainring technology provides maximum chain control Ultra-light hollow carbon fiber crankarms are 29 g lighter than previous generation DUB bottom bracket adds durability and simplicity Can be upgraded to a power meter SRAM Model ID: FC-RED-1-E1table{border-collapse:collapse;width:100%;}td{text-align: left;padding: 8px;font-weight:350;}tr:nth-child(even){background-color:#f2f2f2}th{background-color:#eb212e;color:white;text-align:left;padding:8px;}.desc ul{font-size:24px;font-weight:600;margin-left:-25px;padding-top:35px;border-top:3px solid #f0f0f0;}.desc li{list-style:none;border-bottom:4px solid #eb212e;width:142px;} TECH SPECSBCDDirect Mount SRAM 8 BoltBB InclusionNoChainline45mmTeeth50Crank Spindle Diameter28.99mmCrank Arm Length172.5mmInterfaceDUBCrankset MaterialCarbonPedals Thread9/16Primary ColorBlackSpeed12Drivetrain SpacingRoad