Shimano Dura-Ace CS 7900 cassette, 10-speed, 11–25-tooth range.

Shimano Dura-Ace CS 7900 cassette, 10-speed, 11–28-tooth range

Shimano replacement sprocket for Dura-Ace CS-7900 cassette, 10-speed, 14 teeth

Shimano spare part for Dura-Ace CS-7900 cassette, 10-speed, sprocket unit 17-18 teeth for the 11-21 tooth cassette

Shimano spare part for Dura-Ace CS-7900 cassette, 10-speed, sprocket set 17–19 teeth for the 11–23T cassette

Shimano spare part for Dura-Ace CS-7900 cassette, 10-speed, sprocket set 17–19 teeth for cassette ranges 11–21T

Shimano spare part for Dura-Ace CS-7900 cassette, 10-speed, sprocket set 19–21 teeth for the 11–21-tooth cassette

Shimano spare part for Dura-Ace CS-7900 cassette, 10-speed, sprocket set 19-21-23 teeth for the 12-23 tooth cassette range

Shimano spare part for Dura-Ace CS-7900 cassette, 10-speed, sprocket set 21-23-25 teeth for cassette ratios 11-25 + 12-25 teeth

Shimano spare part for Dura-Ace CS-7900 cassette, 10-speed, sprocket set 21-24-27 teeth for cassette ranges 11-27 + 12-27 teeth