Shimano Tiagra FC-4703 10-Speed Chainring - 50t Asymmetric 110 BCD Black MFPN=085BLACK 7075 alloy replacement rings

7075 alloy replacement rings

Primary Color Black Tire Weight 825g Labeled Size 27

Improved High-Speed Compression in Mid-Stroke to eliminate "dead or overdamped feel" and optimized spring progression via stroke-specific Step Progressive Bottoming Bumpers

Narrower width surface aligned pins and special treatment all lend to a better performing longer lasting chain

Shimano Tiagra FC-4703 10-Speed Chainring - 50t Asymmetric 110 BCD Black MFPN=085BLACK 7075 alloy replacement ringsShimano 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 Color Black Ring Position Type Outer Tooth Count 50 Round or Oval Round Drivetrain Speeds 10 Chainring BCD 110 Shimano Asymmetric Material Aluminum Defined Color Black Bcd 110 Ring Position Outer