Shimano BB Unit Ht2 Ult-R60 68/73mm

Shimano is well - known for precise shifting, high reliability, and super - smooth performance. The new Ultegra 6800 lineup, with technology from the top - notch Dura - Ace 9000, offers you Shimano's best. This 68mm English - type bottom bracket is compatible with HollowTech II cranks and is perfect for road cycling.

Using this Shimano bottom bracket is easy. First, make sure your bike is suitable for a 68mm English - type bottom bracket and has HollowTech II cranks. Install it carefully following the standard installation steps. When using it on the road, try to avoid hitting sharp objects or riding in extremely dirty conditions. For maintenance, clean it regularly with a soft cloth and mild cleaner. Check the tightness of the parts every few rides to ensure it works smoothly. If you notice any abnormal noises or looseness, it's time to have a more detailed inspection.