Oneup components direct mount sram oval chainringupgrade your sram removable spider crank with oneups tried and tested narrow wide profile traction chainrings these oval chainrings give the ultimate in traction by smoothing out the torque delivered to your rear tyre with perfect chainline of 49mm you will benefit from a quieter drivetrain and improved chain wear reinforced wide tooth design provides maximum ring durability when run without a bash guard and aggressive crud chamfers give exce