Sram Rival 11-Speed X-SYNC Aluminium CRS019001

##SRAM Rival 11-Speed X-SYNC Aluminium Chainring When you are putting the effort in either on the mountain bike or during a cyclocross race, the last thing you want is for your chain to drop. The SRAM Rival 11-Speed X-SYNC Aluminium Chainring has the answer to this, the cyclist's worst nightmare. SRAM's S-SYNC chain profile maintains maximum control over your chain through the entire pedal rotation. Each individual tooth is engineered to maintain power and control so none of your effort is wasted. Compatible with SRAM's Rival or Rival 1 crank arms, this chainring is available in a 48 or 50 tooth option and is designed to be used as part of a one-by drivetrains system.