Cassettes and Blocks
Cassette12 Shimano CS-R9200 Dura-Ace 12-speed, Super lightweight, 5 largest sprockets are made from titanium to reduce weight without sacrificing strength
Cassette11 Shimano CS-R9100 Dura-Ace 11-speed 11-28t
Super lightweight 11-speed HG-EV cassette with a rigid carbon and alloy carrier for excellent shifting even under the most demanding gear changes
Shimano CS-R8100 Ultegra 12-speed Cassette. Lightweight 12-speed HG+ cassette with rigid alloy sprocket carrier for reduced weight and better shifting performance, even under the most demanding gear changes.
Shimano Ultegra 11 Speed cassette - lighter, more durable, better shifting performance, more durability.
Shimano 105 10-speed cassette. Crisp smooth shift even under load. More durable option in 10 speed road cassettes.
