e*thirteen BSA Threaded Bottom Bracket – 68mm Road/Gravel For 30mm Spindle Black. e*thirteen Threaded Bottom Brackets

• Bearings feature high performance seals and custom grease specification for top-notch durability and smooth spinning
• e*thirteen threaded BBs cannot be used to retrofit a BB30 crankset onto a BSA threaded frame
• Large custom sealed 6806 bearings are replaceable and serviceable

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