M30 T47 E.B. is for installing our Praxis M30 Spindle based crank into a T47 External Bearing frame. For 68mm Road frames and 73mm Mountain frames.
- Only for Praxis M30 spindle cranks being installed on a T47 External Bearing frame
- 68mm Road / 73mm MTN (68mm MTN is not supported)
- 30mm Drive bearing / 28mm NonDrive bearing | Steel cartridge bearings
- Ceramic version is Grade 5 / ABEC 5 rating
- Forged & machined heat-treated AL Cups
- Praxis M30 BB tool required for installation – Sold separately
M30 BB’s are 30mm Drive bearing with a 28mm Non-Drive bearing