ชุดเฟือง Shimano Dura Ace CS-R9100-11 สปีด

Shimano DURA-ACE CS-R9100 11-speed Cassette Most advanced component group of all time: The Shimano Dura-Ace 11-speed Cassette CS-R9100 With the introduction of DURA-ACE R9100, Shimano has reestablished the new benchmark for road performance by improving each component and incorporating its newest digital technologies. DURA-ACE R9100 delivers unparalleled performance, highly refinedergonomics, and immense customization to maximize every rider’s potential. Engineered for the next generation of race bikes, DURA-ACE R9100 offers top-tier performance across numerous configurations. Available with either Di2 electronic or mechanical shifting, riders now have the option of premium DURA-ACE hydraulic disc brake performance for the first time. New Shimano technologies further integrate the DURA-ACE as a system, including a new power meter, while riders further integrate with their bike through new E-Tube wireless connectivity. Shimano’s Rider Tuned philosophy and customization of the bicycle’s function also expands with a wider range drivetrain that now includes intuitive Shimano Synchro Shift control. Product Features Use: Road Group: Dura-Ace Model: CS-R9100 Type: HG-EV Gear: 11-speed Teeth: 11-28, 11-30 Compatible chain: HG-EV 11-speed, HG-X 11-speed Gradation: 11-12-13-14-15-17-19-21-23-25-28 (11-28T) / 11-12-13-14-15-17-19-21-24-27-30 (11-30T) Material Spider arm: Carbon Sprockets (7-11): Titanium Spockets (1-6): Steel Lock ring: Aluminum Weight 205g (manufacturer information)