SRAM Force XPLR AXS Rear Derailleur - For Force XPLR 1x, 13-Speed, 46t Max, UDH Hangerless, (Battery Not Included),Full 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 13 Speed rear derailleur provides incredible chain management, and the straight parallelogram design means there's no debris or conditions that can put this derailleur into the rear wheel. This 1x specific unit is strong and made to endure it all. 1x specific for use with 10 46T XPLR