The Shimano CS-R8000 11 speed Ultegra cassettes use trickle-down technology and use many of the same technologies from the Dura-Ace series

MINI CLUSTER technology with aluminum large cog for light weight and durability

demanding surfaces

The new SHIMANO Disc Brake Rotor RT-CL800 CENTER LOCK maximizes brake performance while minimizing heat deformation

ceramicspeed ufo bike wash bikebagrental The Shimano CS-R8000 11 speedAs a product expert, I introduce to you our new maintenance and care product. Similar to how fresh white socks can boost a rider's confidence on race day, a spotless bike can provide the same reassurance. Plus, it helps keep your bike in prime condition. Our eco friendly foaming soap has been tested and approved for all bike surfaces, making it safe for both indoor and outdoor use. Best of all, it contains no added perfumes or scents.