Warning eps groupsets will not work 11 gear ratio with cassettes please use 12 gear ratio and above insteadin competition every little detail counts thats why steel and titanium were used when producing record sprocketsthe perfect teeth design results in a perfect synchronization between shifting and chain movementthe six larger sprockets are divided in triplets which are mounted on special frames to increase rigiditytechnical specifications8 steel sprockets3 titanium sprocketsnickel c