Shimano Duraace FC R9100 Outer Chainring

The R9100 outer chainring features the Black-Pewter anodized fade polished finish and is sculpted to perfectly match the face and finish of the crank spider for make create a near seamless visual experience. When selecting a new outer chainring, please remember the inner and outer rings are designed as a system, so a 54T outer should be paired with the proper inner ring.

Details

• Genuine 11-spd R9100 outer chainring for replacement or gearing change
• The 4-arm asymmetric spider design is nominally a 110bcd, but proprietary
• Hollowglide 2-piece hollow chainring is incredibly strong, lightweight
• Aluminum external layer, CFRP inner layer
• Integrated tooth design employs Hyderdrive shift engineering
• Highly engineered for optimal shift efficiency, chain retention, and wear
• Outer rings are designed to match specific inner rings
• 50T (34T), 52T (36T), 53T (39T), 54T (42T)
• Options: 50, 52, 53, 54
• Made in Japan