Shimano Sprocket for Dura-Ace CS-R9100 11-speed 11-25 / 11-28 / 11-30

Shimano sprocket for Dura-Ace CS-R9100 cassette 11-25, 11-28 and 11-30This Shimano sprocket for Dura-Ace CS-R9100 is designed for 11-speed cassettes with 11-25, 11-28 and 11-30 gradations. It can also be used for Dura-Ace CS-9000 (here also 11-23, but not