Praxis - BB CONV - Shimano 24mm T47 I.B. Road 85.5mm offer better protection in the

offer better protection in the area of the back of the head and temples and can absorb higher impact forces

but not a numerical code you made up yourself

Colour: Cream

The shielded design of the M-pulse hubs also protects the bearings from direct exposure to the elements for even longer bearing life

Praxis - BB CONV - Shimano 24mm T47 I.B. Road 85.5mm offer better protection in theThe NEW T47 I. B. Shimano BB for installing a Shimano Hollowtech II cranks into a T47 I. B. 85. 5mm internal bearing frames. For Shimano Hollowtech II cranks only. 7075 T6 AL cups For T47 I. B. 85. 5mm road frames. Enduro 2437 Steel bearings. For installation removal must use the Praxis T47 I. B. Shimano tool