Check the listing for details. SRAM DUB Ceramic Bearings Press Fit BB89/BB92 Bottom Bracket for MTB Cranksets. Color: Black, Condition: New. Listed at 230.76 USD. The game-changing DUB family goes ceramic. While DUB has been simplifying the game, eliminating compatibility frustration and confusion for years, the DUB ceramic bottom bracket gives riders an additional option for even more silky-smooth performance. This is a whole other level in bottom bracket friction reduction, thanks to its high efficiency, ceramic bearings. What more, the DUB ceramic bottom bracket can help riders save precious rotational energy without sacrificing the kind of robust seals required for real MTB and road racing scenarios Significantly lighter than PFGXP system. PressFit (MTB: 89/92mm). High efficiency ceramic bearings save riders rotational energy. Silky smooth, without sacrificing robust seals required for real life durability MTB and racing scenarios. One SHIPS TODAY! Order before 1:30PM EST, M - F, and this item ships the same day! HAVE A QUESTION?Expert customer service by bike experts! A Real Brick And Mortar Retail Bicycle Shop with people you can talk to! Contact Us! (9-5 Mon-Fri, 12-4 Sat & Sun EST) Chat With Us