T47 Inboard 24mm AC

T47 threaded BB cups for T47 frames and 24mm diameter spindle cranks. Cups have internal bearings, and can be used in BB shells with widths from 68mm to 132mm. Machined aluminum cups thread together directly into a T47 BB shell.Attributes BB Shell Thread T47 BB Shell Width 68-132mm BB Bearing Steel Crank Spindle Diameter 24mm Interface 24mm Primary Color Black