Shimano R9100 Dura-Ace 11Spd 11-25T Cassette headphones FD531G1053 - Formula Cura 4

FD531G1053 - Formula Cura 4

Off-road cycling can result in damage to the cleats and/or debris becoming lodged in the cleats

- IMPROVED POWER MEASUREMENT

With geometry that is less focused on racing and more on enduring

Magnetic holders

Shimano R9100 Dura-Ace 11Spd 11-25T Cassette headphones FD531G1053 - Formula Cura 4Match your riding style as well as your chosen terrain with Shimano's lightweight Titanium Dura Ace CS R9100 11 Speed Cassette. New combinations of gearing options have been added including expanded choices for gearing appropriate to wheels, climbers, and the punchers who demand the best of both worlds, but the cassette's feathery construction combination of titanium and nickel plated steel cogs (along with alloy and carbon carrier) remain tried, true