[tab name=" DESCRIPTION"]
With reliable SHIMANO bearings and seals, the SHIMANO ULTEGRA bottom bracket has a long service life.
[tab name=" SPECIFICATION"]
MODEL NO | SM-BB72-41 |
SERIES |
GRX 11-speed
|
Average weight | 69 |
Press-Fit bottom bracket shell width (mm)_86.5 |
X (SM-BB72-41B)
|
HOLLOWTECH II bottom bracket_Press-Fit type | ✔ |
Small ball bearing | ✔ |