SM-BB72 BOTTOM BRACKET PRESS-FIT ROAD 86.5mm 41mm DIAMETER

Shimano SM-BB72 Bottom Bracket Ultegra 86.5mm 41mm Diameter Press-Fit

To meet customer needs in the best possible way, Shimano has developed the press-fit bottom bracket, staying focused on the final goal: total performance in pedaling.

The bottom bracket axle is steadily supported by the wide placed bearings on the basis of Hollowtech II technologies providing highly-efficient power transfer.

With reliable Shimano bearings and seals, the Shimano Ultegra bottom bracket has a long service life.

FEATURES

• Better sealing performance
• Small ball bearing

PRODUCT SPECIFICATIONS

Model No: SM-BB72-41B
Series: Ultegra R8100 Series
Average weight: 69 grams
HollowTech II bottom bracket|Press-Fit type: Yes
Press-Fit bottom bracket shell width (mm)|86.5: Yes
Small ball bearing: Yes