Check the listing for details. ROTOR BB1 BSA 24MM Road Bottom Bracket - Ceramic. Color: Black, Condition: New. Listed at 140.00 USD. ROTOR BB1 BSA 24MM Road Bottom Bracket - CeramicThe ROTOR BB1 BSA 24MM Road Bottom Bracket fits BSA threaded shells and is designed to work with ROTOR and Shimano 24mm cranksets. The ROTOR BSA 24MM Bottom Bracket features Enduro bearings housed in a BB shell that is precision-manufactured. The bottom bracket weighs just 91 grams. CompatibilityShell: Compatible with BSA English threaded 68 mm road shellsCrankset: Fits 24 mm road cranks SpecsShell Width: 68 mmType: English (BSA) ThreadedAxle Size: 24 mmWeight: 91 gramsBearings: Durable bearings for smooth action Why Buy from Power Meter City1. We ship fast! All orders ship on the same day your order is placed!2. Free shipping on all orders in the U.S.3. We are an authorized ROTOR dealer and this product comes with a full warranty.4. Expert advice and customer service in case you need any help.5. We offer a free, 30-day return policy on new items. About our CompanyAt Power Meter City, we focus on power meters and related accessories and components. Our focus on these products means we can offer you the best possible selection, advice and service. We have been in business since 2016 and are based in southern California. We are an authorized dealer of every product we sell.