Rear derailleur Sram GX DH 7-Speed
compatibility: 7 speeds, max 28z pinion
technology: X-Horizon design, Roller Bearing Clutch Type 3, Cage Lock, X-Actuation Ratio (only compatible with Sram 7 with GX DH), X-Sync ( larger 14-tooth pulley)
weight: 290 g




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