Reliable A good bottom bracket works in the dark does a job no one else wants to do and never gets the thanks it deserves. But if it mucks up all your fun disappears. Race Face’s trusty BSA bottom bracket uses reliable 6806 retainer bearings packed with waterproof grease along with wiper seals to keep the gunk out. Quality Smooth Running The CINCH compatible 30mm alloy cups for this bottom bracket are machined for a lasting and precise frame fit. All RF bottom brackets come with an inner plastic sleeve to keep the elements out and come with appropriate spacers to ensure a perfect fit.Standard 6806 retainer bearings
Bearings are factory filled with Phil Wood grease
Cups are machined for a high tolerance frame fit
Includes an industry exclusive inner sleeve to protect against water
RaceFace BSA30 cups are installed with a RF BSA30 cup tool or with BSA30 standard tools from Rotor ZIpp and Enduro