T47A DUB

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T47a (asymmetrical) threaded BB cups for T47a frames and 29mm diameter spindle compatible cranks. Cups have internal bearings, and can be used in BB shells with widths from 77.5 - 79mm. Machined aluminum cups thread together directly into a Cervelo, Factor and Felt T47a BB shell. T47 external cup on the drive side T47 internal cup on the non-drive side Attributes BB Shell Thread T47 BB Shell Width 77.5-79mm BB Bearing ABEC 3 Crank Spindle Diameter 28.99mm Interface DUB Primary Color Black Show more