This product is composed of a carbon cage and two 7075 aluminum pulleys (14 & 17 teeth) with full ceramic sealed bearings.
Please note : In this version, Nova Carbon Ceramic Derailleur cage is only compatible with the Shimano Ultegra R8000-8050-8070 / Dura-Ace R9100-9150-9170.
Designed by our French Engineers Nova Carbon Ceramic rear derailleur improves the fluidity of your transmission, enhance efficiency to satisfy the most demanding.
Made in very high-end materials: an ultra-light carbon fiber and full ceramic sealed bearings.
Two Oversized aluminum wheels, which coupled with full ceramic sealed bearings decrease the chain winding angle with minimal friction.
Weight : 68 g
Watt Saved : 4 – 5 W compared to a conventional cage.
You should use a new chain
We recommend a maximum 32T cassette for optimum gear change.