The Chris King Threadfit T47 Bottom Bracket is a silky smooth, long-lasting, BB built around angular contact bearings that wear in instead of out. The ThreadFit T47 provides the reliability of a threaded BB with the stiffness usually only achieved with a PressFit 30 BB.
ThreadFit T47 30i will fit 68mm, 73mm, 83mm, 86mm, and 92mm shell widths with 30mm spindles, or 68mm and 73mm shell widths with 24mm and 24mm stepped spindles.
Stainless steel construction with legendary made-in-house bearings
Easily serviceable with Chris King's grease injection tool
Ceramic bearing upgrade available for maximum performance
Threaded security with PressFit 30 shell stiffness
The Chris King Threadfit T47 Bottom Bracket is a silky smooth, long-lasting, BB built around angular contact bearings that wear in instead of out. The ThreadFit T47 provides the reliability of a threaded BB with the stiffness usually only achieved with a PressFit 30 BB.
ThreadFit T47 30i will fit 68mm, 73mm, 83mm, 86mm, and 92mm shell widths with 30mm spindles, or 68mm and 73mm shell widths with 24mm and 24mm stepped spindles.
Stainless steel construction with legendary made-in-house bearings
Easily serviceable with Chris King's grease injection tool
Ceramic bearing upgrade available for maximum performance
Threaded security with PressFit 30 shell stiffness