Shimano Ultegra SM-BBR60 | English 68mm Bottom Bracket

With reliable SHIMANO bearings and seals, the SHIMANO ULTEGRA bottom bracket has a long service life.

MODEL NO	SM-BBR60
SERIES	ULTEGRA R8100 Series
Average weight	77
HOLLOWTECH II bottom bracket|Threaded bottom bracket type	✔
Threaded bottom bracket shell width (mm)|68	✔
Threaded bottom bracket shell width (mm)|70	✔
Small ball bearing	✔