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.