- BSA 73mm Threaded (1.37 x 24TPI), Often rereferred to as English, BSC or ISO threading.
- Drive side has a Left Handed Thread, Non Drive Side has a Right Handed Thread
- Shimano Hollowtech 2 compatible
- The drive and non drive sides are aligned via an internal male/female sleeve
- Top of the range 6805 SKF/NTN/FAG/NSK bearings fitted as standard
- Full Contacting Seals
The road version of this bottom bracket was featured in the video shown below. The unit featured in the video was silver, the production unit is black.
Installation and service video is shown below