ThereShimano Dura-Ace/Xtr chainHG901 It is a very high range model that offers high -level performance. Benefits from the best technologies of the Japanese brand such as, for example, the treatment of the Sil-TEC surface which limits considerably L’friction for an even more fluid and more resistant transmission. Asymmetrical plachetters ensure better operation to the front and rear derailler for a transmission at the service of your performance.
Specifications:
– TSil-Tec Ecnology for great fluidity;– Quality Dthe very high range;
– Major Rexistence;
–It improves the flexibility of speed relationships.
– Speed: 11
–For 11 -speed transmission
–Axis of the chain included