Shimano Tiagra FC-4703 10-Speed Chainring – 39t Asymmetric 110/74 BCD BLK Nut Holder

Shimano chainrings for Tiagra FC-4703 3x crankset features a refined gear shape optimized for HG-X chainsCrafted with high strength aluminum for durability and light weight Ring Position/Type Middle Tooth Count 39 Drivetrain Speeds 10 Round or Oval Round C