SHIMANO ULTEGRA - Bottom Bracket - Threaded - HOLLOWTECH II - 68mm shell width
With reliable SHIMANO bearings and seals, the SHIMANO ULTEGRA bottom bracket has a long service life.
SHIMANO ULTEGRA - Bottom Bracket - Threaded - HOLLOWTECH II - 68mm shell width
With reliable SHIMANO bearings and seals, the SHIMANO ULTEGRA bottom bracket has a long service life.