Shimano Dura-Ace CS-R9100 11 Speed Cassette Size:11-28 To further reduce weight all

To further reduce weight all stem hardware is constructed from lightweight titanium

Semi-structural but removable on the rim-side:

Caffélatex turns instead into foam

easiest install in the world

Pair a high strength forged aluminium lever with a semi-rigid Nylon Pad on the rim side of the lever only

Shimano Dura-Ace CS-R9100 11 Speed Cassette Size:11-28 To further reduce weight allUsing a carbon fiber and alloy spider and five titanium sprockets, the Shimano Dura Ace CS R9100 11 Speed Cassette provides accurate shifting and light weight to the most discerning road cyclists. Specifications CFRP & alloy spider arm 5 titanium sprockets Rider tuned gearing Lightweight Gear Ratios 11 28: 11 12 13 14 15 17 19 21 23 25 28 11 30: 11 12 13 14 15 17 19 21 24 27 30 Mfr Claimed Weight 193g (11 28T) 211g (11 30T) Shop the flagship Shimano