Shimano 105 FC-5800 110mm BCD 4 Arm Outer Chainring - Silver - 53T-MD

This outer chainring can only be used with Shimano 105 FC-5800 11 speed double chainsets with a 53-39T set up.

If the correct outer chainring is unavailable you can also use the chainring from the following chainset:

- Shimano Ultegra FC-6800

This is a "B" match which indicates that the parts are usable, but differ in materials, appearance, finish & size etc.

Genuine Shimano replacement part.