B.B. Parts Road SHIMANO Ultegra BB-SMBBR60 Ultegra Ind. Pack ISMBBR60B
HOLLOWTECH II bottom bracket / Threaded bottom bracket type
Threaded bottom bracket shell width (mm) 68/70
Press-Fit bottom bracket shell width (mm) 86.5
Average weight (g) :77
SHIMANO
WOP-COMPO, B.B. Parts