FC-6800 Chainring 36T-MB for 46-36T/52-36T

The FC-6800 Chainring 36T-MB is a machined inner ring engineered for Shimano Ultegra 11-speed double cranksets in 46-36T and 52-36T configurations. Its optimised tooth profile ensures smooth, reliable chain engagement across the entire cassette range whilst maintaining consistent shifting performance. A direct OEM replacement for worn or damaged inner rings, restoring your drivetrain's efficiency and longevity.

The following parts are classified as a "B" match, meaning they are functional but vary in materials, appearance, finish, size, and other characteristics.

Road / Gravel - Shimano Dura-Ace FC-9000

Genuine Shimano replacement component.