Shimano Ultegra R8100 LEFT & RIGHT CRANKS 160mm CRANKSET 12spd. New - removed from a new chainset. Commonly asked question- will Shimano Ultegra R8000 11 speed chainrings fit on these Shimano Ultegra R8100 cranks? Answer : absolutely not due to a difference in the geometry. Dispatched with Royal Mail Tracked 48.
eBay