The gear change rollers the Danish company CeramicSpeed represent the absolute high-end solution for all Racers are, place the highest value on minimum friction with the best power transmission. Derailleur rolls and especially their bearing must compensate for much friction. These rotate depending on translation 4 - 5 times faster than the crank and thus benefit particularly from a low-friction and durable bearing. Through its superior smooth running they eliminate pulling the chain on the gear change rollers.
CeramicSpeed used in making the best materials and latest technologies to always to realize the highest possible quality. All products are handmade in Denmark. When installing any hydraulic presses are used. The manual assembly manufacturing tolerances are eliminated and always wholly owned fit guaranteed. To be really verbaust only the best on your bike!
intended use: MTB / Road Material: Aluminum, Ceramic Grade 3 Compatibility: Shimano 11-speed Number of teeth: 11 Bearing: Type 607 Color: black or red