SHIMANO BB-R60 ULTEGRA 105 BOTTOM BRACKET Finance Lightweight: Most youth bikes are

Lightweight: Most youth bikes are constructed with heavier frames and materials

The smart battery management system reliably protects the battery cells from overload

Elasticated waist with Endura branded stretch elastic shock cord

Shake well before use

SHIMANO BB-R60 ULTEGRA 105 BOTTOM BRACKET Finance Lightweight: Most youth bikes areShimano Hollowtech II SM BBR60 BSA bottom bracket for Ultegra FC R8000 6800, 105 FC R7000 5800 and GRX FC RX810 cranksets. Features Outside positioned bearings for better weight distribution and more stability Bottom bracket has smaller, bearings than current model for lightweight New improved sealing ensures 50% less drag Specification Use: Road, Gravel Gruppe: Ultegra, 105, GRX Model: SM BBR60 BB Type: HOLLOWTECH II Threaded: BSA Threaded BB shell