*X-Range gearing gives you more range and a smoother gear progression, so youre always in the right gear*Nickel chrome plating for quiet and durability*FULL PIN construction for durability and light weight*Designed to work with an XDR driver body

Specifications

Speed (CS):12sGearing:10-30tCog finish (Cassette):SilverTechnology (Cassette):XGCog sizes: 10-30t:10,11,12,13,14,15,17,19,21,24,27,30