- New

Shimano Ultegra 12s Chainrings: designed for cyclists looking for the right balance between speed and agility. Ideal for those who like to push in the flat but still want responsiveness uphill, they are the perfect choice for racing and endurance use.
Shimano Ultegra 12s Chainrings: compatible with Ultegra R8100 and R8000 4-arm cranksets, are made of light and rigid aluminum, with Hollowglide technology to ensure a smooth and precise transmission in all conditions. The 52-36 (mid-compact) combination is one of the most popular with modern road cyclists.