Shimano Ultegra FC6800 11 Spd Double Chainring

Genuine Shimano replacement part. For use with Shimano Ultegra FC-6800 11spd Double cranksets

Can also use the 39T Inner Chainring from the Shimano Dura-Ace FC-9000, this is a "B" match which indicates that the parts are usable, but differ in materials, appearance, finish & size etc.

Speicfications:

• Material: Aluminum
• Teeth: 34t, 36t, 39t, 46t, 50t, 52t, 53t
• Bolt Pattern: 4-Bolt
• Chainring BCD: 110mm
• Chain Compatibility: 11-speed/double