Ideal for those who like to take on descents at pace, 12 speed model features a lightweight body with a Mini Cluster design, robust enough to deal with the demands of long days on the road. Featuring a wide selection of gears to get you through the most gruelling of sections, it has a 10-tooth start to send you on your way with poise & precision. Compatible with XDR driver bodies, this smooth & slick working cassette is the ideal addition to your road riding groupset.