Force AXS XPLR E1Full Mount resilience. No bent hangers after impacts or travel. No adjustment screws. Just fast, precise shifting constructed for gravel. The 1x specific Force XPLR AXS rear derailleur provides incredible chain management, and the straight parallelogram design means theres no debris or conditions that can put this derailleur into the rear wheel. 1x specific for use with 10 46T XPLR 13 speed cassette and Flattop chains Hangerless Interface and Full