SRAM Apex XPLR AXS D1 Rear DerailleurThe SRAM Apex XPLR AXS rear derailleur provides consistent chain management across varied terrain through an integrated spring clutch. It supports wide range drivetrains with 12 speed shifting and employs electronic eTap logic for intuitive gear changes. The wireless system connects to the AXS application for personalized settings and monitoring while large X SYNC pulleys improve overall drivetrain efficiency during use. This component works