SHIMANO XT CS-M8100 12-SPEED CASSETTE Bike-Product front difference: 16T (2x10) /

front difference: 16T (2x10) / 20T (3x10)

The Rider Tuned 1mm cleat spacer creates a better interface with shoes of varying outsole design and lug height

Profile: HS608

The original mountain bike group continues its legacy of remaining the standard for mountain bikers everywhere

SHIMANO XT CS-M8100 12-SPEED CASSETTE Bike-Product front difference: 16T (2x10) /The original mountain bike group continues its legacy of remaining the standard for mountain bikers everywhere. Nearly three decades in, the DEORE XT brand is defined by its trail tested durability, reliability and performance. Recognizing that todays mountain bikers are riding faster and confidently on more technical terrain, the legacy of DEORE XT is more important than ever. In 2019, our pinnacle mountain bike technologies will trickle down to