Designed to work with the Ultegra 11 speed group, the SHIMANO Ultegra FC-6800 2x11 speed chainset 39/53 offers incredible performance at an affordable price.
With the same 4 branch design and large hollow chainring as the Dura Ace 9000, this chainset guarantees very light weight while ensuring optimal rigidity.
It is offered in a classic double-chainring 53/39 version with three crank arm lengths available.
Axle Diameter : 24 mm
Bottom Bracket Included : No
Chainset type : Double
Crankarm Length : 170 mm, 172.5 mm, 175 mm
Teeth : 39/53
Weight (Probikeshop) :