This eccentric bottom bracket converts a BB30 frame for single-speed use, offering a robust solution. It features machined aluminum cups for enhanced function and durability, along with fully serviceable Enduro Angular Contact sealed bearings. These bearings include double lip seals and high fill-rate grease, ensuring maximum longevity in various cycling conditions.

The system is compatible with BB30 and Specialized Alloy OSBB frames with a 42mm shell ID and a width range of 68mm to 73mm. It accepts 24mm crank spindles, including Shimano Hollowtech II, FSA MegaExo, and RaceFace EXI types. Please note, frames must have removable c-clips in the shell for proper installation.

Quick Facts

Feature	Specification
Frame Interface	BB30, Specialized Alloy OSBB
Crank Spindle Diameter	24mm
Material	Machined Aluminum
Bearings	Enduro Angular Contact Sealed
BB Shell Width	68-73mm
Weight	172g