Shimano Ultegra FC-R8100 50T 12 Speed Road Chainring

This Shimano Ultegra R8100 12-Speed chainring is a replacement outer ring compatible with FC-8100 and FC-8100-P Crankset.. Teeth: 50. Chainring BCD: 110. Configuration: 50-34T. Ring Position: Outer. Material: Aluminium and Carbon fiber reinforced plastic