Campagnolo Cassette Lockring 9/10X - For 9 and 10 speed cassettes 11X - For 11 speed cassettes Please also check what tooth your first sprocket is. 11T - for 11 tooth first sprocket 12T - for 12 or 13 tooth first sprocket
This product would be ideal for cyclists who require a compact and versatile speed cassette with a robust lock ring for everyday use, as well as when mountain biking or racing.
