Lighter, faster and more capable than ever, the Force AXS rear derailleur does it all in styleCovering cassette ranges from 10-28T up to 10-36T, this wireless wonder has a new, lighter cage and a larger pulley wheel to increase drivetrain efficiencyChain management technology keeps the drivetrain quiet and secureAXS enabled for easy setup, personalization, and reliabilityCompatible with both 2x and 1x drivetrainsLarger X-SYNC pulleys for increased efficiencyForce eTap AXS E112sp36BLK/IRDUPC/EAN/GTIN: 710845916793