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- Includes an industry exclusive inner sleeve to protect against water ingest from inside your frame
- Race Face BSA30 cups are installed with a RF BSA30 cup tool or with BSA30 standard tools from Rotor, Zipp, and Enduro
- Manufacturer's Part Number: BBBSA8330B18
Standard 6806 retainer bearings. Bearings are factory filled with Phil wood grease. Cups are machined for a high tolerance frame fit.
Race Face B18 BB Cupset Cinch for Bsa B00KXQIPLC