The liner is removable

1x11 and 1x12 drivetrains

520-percent gear range utilizing the industry standard XD™ hub driver

The SHIMANO ULTEGRA R8000 series front derailleur offers lighter front shifting operation and easier setup thanks to the new link construction and integrated cable tensioner

Fillmore is backward-compatible with whatever you got

DELTA HubLox: Anti-Theft Locking Skewers closeout The liner is removableProvides increased wheel security by replacing standard quick release skewers with an option that can only be accessed with the provided special key. Key can attach to any keychain Anti rust, chrome plated axle and stainless steel springs Max torque: 7Nm